{"title":"Caleffi North America","description":"\u003cp\u003eCaleffi North America products in the catalog are hydronic and plumbing system components. Samples include PressCal pressure reducing valves with NPT and press ends, AutoFill boiler feed valves, hydro separators and SEP4 4-in-1 separators in sweat and press, DISCAL DIRTMAG air and dirt separators, MAXCAL, VALCAL, ROBOCAL and DiscalAir automatic air vents, AngleMix and TubMixer mixing valves, and FlowCal balancing valves.\u003c\/p\u003e\u003cp\u003eSize separators and valves to the pipe size and system flow rate, and choose sweat, press or threaded ends to match the piping. For fill valves and PRVs, check the adjustable pressure range and listings such as ASSE 1003, and confirm mixing valves meet the anti-scald standard for the fixture.\u003c\/p\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/hydro-separators\"\u003eHydro Separators\u003c\/a\u003e, \u003ca href=\"\/collections\/system-fill-tanks-autofills\"\u003eSystem Fill Tanks \u0026amp; Autofills\u003c\/a\u003e, \u003ca href=\"\/collections\/air-vents\"\u003eAir Vents\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003ch3\u003eWhat is a Caleffi PressCal valve?\u003c\/h3\u003e\u003cp\u003ePressCal is Caleffi's pressure reducing valve. Check the adjustable pressure range and listings such as ASSE 1003 for your application. See \u003ca href=\"\/collections\/pressure-reducing-valves\"\u003epressure reducing valves\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eWhat does a Caleffi AutoFill valve do?\u003c\/h3\u003e\u003cp\u003eAn AutoFill is a boiler feed valve that keeps a closed heating system filled to its set pressure. See \u003ca href=\"\/collections\/system-fill-tanks-autofills\"\u003esystem fill tanks and autofills\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eSweat, press or threaded ends?\u003c\/h3\u003e\u003cp\u003eChoose the end connection to match the piping, and size separators and valves to the pipe size and system flow rate.\u003c\/p\u003e","products":[{"product_id":"flowcal-pibv-low-lead-1-2-sweat-1-gpm","title":"Caleffi North America 127349AF 1G0 FlowCal™ PIBV Low Lead 1\/2\" Sweat 1 GPM","description":"\u003cp\u003eThe FlowCal™ PIBV Low Lead 1\/2\" Sweat 1 GPM by Caleffi North America is part of our balancing valves selection, in stock and ready to ship from The House Supplier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 127349AF 1G0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Balancing Valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350381195367,"sku":"CALE-127349AF-1G0","price":122.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/127149af.jpg?v=1790733883"},{"product_id":"straight-two-pipe-valve-1-2m","title":"Caleffi North America 301040 STRAIGHT TWO-PIPE VALVE 1\/2\"M","description":"\u003cp\u003eThe STRAIGHT TWO-PIPE VALVE 1\/2\"M by Caleffi North America is part of our radiator valves selection, in stock and ready to ship from The House Supplier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 301040\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615001877\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Radiator Valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350381293671,"sku":"CALE-301040","price":54.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/301040.jpg?v=1790733688"},{"product_id":"maxcal-automatic-air-vent-3-4-npt-female","title":"Caleffi North America 501502A MAXCAL® Automatic Air Vent 3\/4\" NPT Female","description":"\u003cp\u003eThe MAXCAL® Automatic air vent 3\/4\" NPT Female by Caleffi North America is part of our air vents selection, in stock and ready to ship from The House Supplier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 501502A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615068597\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Vents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350381555815,"sku":"CALE-501502A","price":319.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/501502A.jpg?v=1790733692"},{"product_id":"valcal-automatic-air-vent-1-2-npt-male-w-check-valve-hygroscopic-cap","title":"Caleffi North America 502343A VALCAL® Automatic Air Vent 1\/2\" NPT Male, w\/ Check Valve \u0026 Hygroscopic Cap","description":"\u003cp\u003eThe VALCAL® Automatic air vent 1\/2\" NPT Male, w\/ Check Valve \u0026amp; Hygroscopic Cap by Caleffi North America is part of our air vents selection, in stock and ready to ship from The House Supplier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 502343A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615289299\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Vents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350381785191,"sku":"CALE-502343A","price":45.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/502343A.jpg?v=1790733692"},{"product_id":"robocal-automatic-air-vent-1-4","title":"Caleffi North America 502620A ROBOCAL™ Automatic Air Vent 1\/4\"","description":"\u003cp\u003eThe ROBOCAL™ Automatic air vent 1\/4\" by Caleffi North America is part of our air vents selection, in stock and ready to ship from The House Supplier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 502620A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615068603\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Vents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382014567,"sku":"CALE-502620A","price":16.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/502610A.jpg?v=1790733883"},{"product_id":"anglemix-3-way-mixing-valve-3-4-swtw-probe","title":"Caleffi North America 520519A AngleMix™ 3- Way Mixing Valve 3\/4\" SWTw\/Probe","description":"\u003cp class=\"ths-version-note\"\u003e\u003cstrong\u003eWhich version do I need?\u003c\/strong\u003e We also carry a similar model with a different specification. Compare size, connection, length and the other details before ordering, and contact us if you need help choosing. See also: \u003ca href=\"\/products\/caleffi-520519ac-anglemix-3-way-thermostatic-mixing-valve-3-4-sweat-union-with-inlet-check-valves-cv-2\"\u003eCaleffi 520519AC AngleMix 3-Way Thermostatic Mixing Valve 3\/4\" Sweat Union with Inlet Check Valves, Cv 2\u003c\/a\u003e \u003ca href=\"\/products\/caleffi-520519ax-tankmixer-3-way-water-heater-mixing-valve-kit-3-4-fnpt-x-3-4-sweat-with-gauge-asse-1017\"\u003eCaleffi 520519AX TankMixer 3-Way Water Heater Mixing Valve Kit 3\/4\" FNPT x 3\/4\" Sweat with Gauge, ASSE 1017\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eThe AngleMix™ 3- Way Mixing valve 3\/4\" SWTw\/probe by Caleffi North America is part of our mixing valve - angled selection, in stock and ready to ship from The House Supplier.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 520519A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615613971\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Mixing Valve - Angled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382080103,"sku":"CALE-520519A","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/520419A.jpg?v=1790733886"},{"product_id":"tubmixer-3-8-compressionasse-1070-anti-scald","title":"Caleffi North America 521333A TubMixer™ 3\/8\" CompressionASSE 1070 Anti-Scald","description":"\u003cp\u003eThe TubMixer™ 3\/8\" CompressionASSE 1070 Anti-Scald by Caleffi North America is part of our mixing valve - point-of-use selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 521333A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615591811\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Mixing Valve - Point-of-Use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382145639,"sku":"CALE-521333A","price":138.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/521333A_CALE-521333A_8016615591811.jpg?v=1785803286"},{"product_id":"presscal-prv-asse-1003-female-3-4-npt-w-pressure-gauge","title":"Caleffi North America 535351HA PressCal™ PRV ASSE 1003, Female 3\/4\" NPT w\/ Pressure Gauge","description":"\u003cp\u003eThe PressCal™ PRV ASSE 1003, Female 3\/4\" NPT w\/ Pressure Gauge by Caleffi North America is part of our pressure reducing valves selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 535351HA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615549287\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pressure Reducing Valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382276711,"sku":"CALE-535351HA","price":135.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/535351HA_CALE-535351HA_8016615549287.jpg?v=1785803287"},{"product_id":"presscal-prv-asse-1003-female-1-npt-w-pressure-gauge","title":"Caleffi North America 535361HA PressCal™ PRV ASSE 1003, Female 1\" NPT w\/ Pressure Gauge","description":"\u003cp\u003eThe PressCal™ PRV ASSE 1003, Female 1\" NPT w\/ Pressure Gauge by Caleffi North America is part of our pressure reducing valves selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 535361HA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615549300\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pressure Reducing Valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382375015,"sku":"CALE-535361HA","price":188.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/535361HA_CALE-535361HA_8016615549300.jpg?v=1785803288"},{"product_id":"presscal-prv-asse-1003-female-1-1-4-npt-w-pressure-gauge","title":"Caleffi North America 535371HA PressCal™ PRV ASSE 1003, Female 1 1\/4\" NPT w\/ Pressure Gauge","description":"\u003cp\u003eThe PressCal™ PRV ASSE 1003, Female 1 1\/4\" NPT w\/ Pressure Gauge by Caleffi North America is part of our pressure reducing valves selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 535371HA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615549324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pressure Reducing Valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382407783,"sku":"CALE-535371HA","price":390.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/535371HA_CALE-535371HA_8016615549324.jpg?v=1785803289"},{"product_id":"presscal-prv-asse-1003-3-4-press-w-pressure-gauge","title":"Caleffi North America 535651HA PressCal™ PRV ASSE 1003, 3\/4\" Press w\/ Pressure Gauge","description":"\u003cp\u003eThe PressCal™ PRV ASSE 1003, 3\/4\" Press w\/ Pressure Gauge by Caleffi North America is part of our pressure reducing valves selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 535651HA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615549348\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pressure Reducing Valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382440551,"sku":"CALE-535651HA","price":152.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/535651HA_CALE-535651HA_8016615549348.jpg?v=1785803290"},{"product_id":"presscal-prv-asse-1003-1-press-w-pressure-gauge","title":"Caleffi North America 535661HA PressCal™ PRV ASSE 1003, 1\" Press w\/ Pressure Gauge","description":"\u003cp\u003eThe PressCal™ PRV ASSE 1003, 1\" Press w\/ Pressure Gauge by Caleffi North America is part of our pressure reducing valves selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 535661HA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615578034\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pressure Reducing Valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382473319,"sku":"CALE-535661HA","price":185.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/535661HA_CALE-535661HA_8016615578034.jpg?v=1785803292"},{"product_id":"presscal-prv-asse-1003-1-1-4-press-w-pressure-gauge","title":"Caleffi North America 535671HA PressCal™ PRV ASSE 1003, 1-1\/4\" Press w\/ Pressure Gauge","description":"\u003cp\u003eThe PressCal™ PRV ASSE 1003, 1-1\/4\" Press w\/ Pressure Gauge by Caleffi North America is part of our pressure reducing valves selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 535671HA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615643510\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pressure Reducing Valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382506087,"sku":"CALE-535671HA","price":984.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/535671HA_CALE-535671HA_8016615643510.jpg?v=1785803293"},{"product_id":"discal-dirtmag-air-dirt-separator-w-magnet-1-sweat","title":"Caleffi North America 546196A DISCAL DIRTMAG™ Air \u0026 Dirt Separator w\/ Magnet 1\" Sweat","description":"\u003cp\u003eThe DISCAL DIRTMAG™ Air \u0026amp; Dirt Separator w\/ Magnet 1\" Sweat by Caleffi North America is part of our air \u0026amp; dirt separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 546196A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615406054\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air \u0026amp; Dirt Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382538855,"sku":"CALE-546196A","price":465.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/546196A_CALE-546196A_8016615406054.jpg?v=1785803294"},{"product_id":"discal-dirtmag-air-dirt-separator-w-magnet-1-1-4-sweat","title":"Caleffi North America 546197A DISCAL DIRTMAG™ Air \u0026 Dirt Separator w\/ Magnet 1 1\/4\" Sweat","description":"\u003cp\u003eThe DISCAL DIRTMAG™ Air \u0026amp; Dirt Separator w\/ Magnet 1 1\/4\" Sweat by Caleffi North America is part of our air \u0026amp; dirt separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 546197A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615406061\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air \u0026amp; Dirt Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382604391,"sku":"CALE-546197A","price":555.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/546197A_CALE-546197A_8016615406061.jpg?v=1785803296"},{"product_id":"hydro-separator-1-press-union","title":"Caleffi North America 548066A Hydro Separator 1\" Press Union","description":"\u003cp\u003eThe Hydro Separator 1\" Press Union by Caleffi North America is part of our hydro separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 548066A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615550719\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Hydro Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382669927,"sku":"CALE-548066A","price":573.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/548066A_CALE-548066A_8016615550719.jpg?v=1785803297"},{"product_id":"hydro-separator-1-1-4-press-union","title":"Caleffi North America 548067A Hydro Separator 1-1\/4\" Press Union","description":"\u003cp\u003eThe Hydro Separator 1-1\/4\" Press Union by Caleffi North America is part of our hydro separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 548067A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615550726\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Hydro Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382735463,"sku":"CALE-548067A","price":671.61,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/548067A_CALE-548067A_8016615550726.jpg?v=1785803298"},{"product_id":"hydroseparator-1-sweat-union","title":"Caleffi North America 548096A Hydroseparator 1\" Sweat Union","description":"\u003cp\u003eThe Hydroseparator 1\" Sweat Union by Caleffi North America is part of our hydro separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 548096A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615474084\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Hydro Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382800999,"sku":"CALE-548096A","price":477.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/548096A_CALE-548096A_8016615474084.jpg?v=1785803299"},{"product_id":"hydroseparator-1-1-4-sweat-union","title":"Caleffi North America 548097A Hydroseparator 1 1\/4\" Sweat Union","description":"\u003cp\u003eThe Hydroseparator 1 1\/4\" Sweat Union by Caleffi North America is part of our hydro separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 548097A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615474107\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Hydro Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382866535,"sku":"CALE-548097A","price":611.69,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/548097A_CALE-548097A_8016615474107.jpg?v=1785803301"},{"product_id":"sep-4-4-in-1-union-1-1-4-press","title":"Caleffi North America 549567A SEP 4™ 4-in-1 Union 1 1\/4\" Press","description":"\u003cp\u003eThe SEP 4™ 4-in-1 Union 1 1\/4\" Press by Caleffi North America is part of our hydro separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 549567A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615550689\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Hydro Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350382964839,"sku":"CALE-549567A","price":991.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/549567A_CALE-549567A_8016615550689.jpg?v=1785803302"},{"product_id":"discalair-high-discharge-automatic-air-vent-1-2-npt-female","title":"Caleffi North America 551004A DiscalAir™ High Discharge Automatic Air Vent 1\/2\" NPT Female","description":"\u003cp\u003eThe DiscalAir™ High Discharge Automatic Air Vent 1\/2\" NPT Female by Caleffi North America is part of our air separators selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 551004A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615116175\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Separators\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383030375,"sku":"CALE-551004A","price":90.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/551004A_CALE-551004A_8016615116175.jpg?v=1785803303"},{"product_id":"auto-fill-boiler-feed-valve1-2npt-inlet","title":"Caleffi North America 553542A Auto Fill Boiler Feed Valve1\/2\"NPT Inlet","description":"\u003cp\u003eThe Auto fill Boiler Feed Valve1\/2\"NPT Inlet by Caleffi North America is part of our system fill tanks \u0026amp; autofills selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 553542A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615073072\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e System Fill Tanks \u0026amp; Autofills\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383095911,"sku":"CALE-553542A","price":115.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/553542A_CALE-553542A_8016615073072.jpg?v=1785803304"},{"product_id":"autofill-1-2sweat-inlet-x-1-2-npt-outlet","title":"Caleffi North America 553549A AutoFill™ 1\/2\"Sweat Inlet X 1\/2\" NPT Outlet","description":"\u003cp\u003eThe AutoFill™ 1\/2\"Sweat Inlet X 1\/2\" NPT outlet by Caleffi North America is part of our system fill tanks \u0026amp; autofills selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 553549A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615962123\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e System Fill Tanks \u0026amp; Autofills\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383161447,"sku":"CALE-553549A","price":106.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/553549A_CALE-553549A_8016615962123.jpg?v=1785803306"},{"product_id":"autofill-1-2-npt-inlet-x-1-2-npt-outlet-w-pressure-gauge","title":"Caleffi North America 553642A AutoFill™ 1\/2\" NPT Inlet X 1\/2\" NPT Outlet w\/ Pressure Gauge","description":"\u003cp\u003eThe AutoFill™ 1\/2\" NPT Inlet X 1\/2\" NPT Outlet w\/ Pressure Gauge by Caleffi North America is part of our system fill tanks \u0026amp; autofills selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 553642A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615504927\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e System Fill Tanks \u0026amp; Autofills\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383226983,"sku":"CALE-553642A","price":128.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/553642A_CALE-553642A_8016615504927.jpg?v=1785803307"},{"product_id":"autofill-1-2sweat-inlet-x-1-2-npt-outlet-w-pressure-gauge","title":"Caleffi North America 553649A AutoFill™ 1\/2\"Sweat Inlet X 1\/2\" NPT Outlet w\/ Pressure Gauge","description":"\u003cp\u003eThe AutoFill™ 1\/2\"Sweat Inlet X 1\/2\" NPT outlet w\/ Pressure Gauge by Caleffi North America is part of our system fill tanks \u0026amp; autofills selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 553649A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615504941\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e System Fill Tanks \u0026amp; Autofills\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383358055,"sku":"CALE-553649A","price":136.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/553649A_CALE-553649A_8016615504941.jpg?v=1785803309"},{"product_id":"combo-autofill-1-2-sweat-inlet-x-1-2-npt-outlet-asse-1012","title":"Caleffi North America 573009A COMBO AutoFill™ 1\/2\" Sweat Inlet X 1\/2\" NPT Outlet ASSE 1012","description":"\u003cp\u003eThe COMBO AutoFill™ 1\/2\" Sweat Inlet X 1\/2\" NPT Outlet ASSE 1012 by Caleffi North America is part of our system fill tanks \u0026amp; autofills selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 573009A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615962017\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e System Fill Tanks \u0026amp; Autofills\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383423591,"sku":"CALE-573009A","price":207.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/573009A_CALE-573009A_8016615962017.jpg?v=1785803309"},{"product_id":"backflow-preventer-1-2-sweat-asse-1012","title":"Caleffi North America 573409A Backflow Preventer 1\/2\" Sweat ASSE 1012","description":"\u003cp\u003eThe Backflow Preventer 1\/2\" Sweat ASSE 1012 by Caleffi North America is part of our backflow preventers selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 573409A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615962031\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Backflow Preventers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383489127,"sku":"CALE-573409A","price":86.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/573409A_CALE-573409A_8016615962031.jpg?v=1785803311"},{"product_id":"flow-switch-1-m-npt-ul-listed","title":"Caleffi North America 626600A Flow Switch 1\" M NPT UL Listed","description":"\u003cp\u003eThe Flow Switch 1\" M NPT UL Listed by Caleffi North America is part of our flow switches selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 626600A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615068719\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Flow Switches\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383554663,"sku":"CALE-626600A","price":297.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/626600A_CALE-626600A_8016615068719.jpg?v=1785803312"},{"product_id":"autofill-replacement-cartridge","title":"Caleffi North America F59650 Autofill Replacement Cartridge","description":"\u003cp\u003eThe Autofill Replacement Cartridge by Caleffi North America is part of our mixing valve accessories \u0026amp; parts selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e F59650\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615105391\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Mixing Valve Accessories \u0026amp; Parts\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383620199,"sku":"CALE-F59650","price":34.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/F59650_CALE-F59650_8016615105391.jpg?v=1785803313"},{"product_id":"pressure-gauge-0-100-psi-1-8","title":"Caleffi North America NA10273 Pressure Gauge, 0-100 psi, 1\/8\"","description":"\u003cp\u003eThe Pressure gauge, 0-100 psi, 1\/8\" by Caleffi North America is part of our heat meters \u0026amp; renewables selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e NA10273\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615374698\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Heat Meters \u0026amp; Renewables\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383685735,"sku":"CALE-NA10273","price":16.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/NA10273_CALE-NA10273_8016615374698.jpg?v=1785803314"},{"product_id":"z-one-2-way-ncw-ms-24v-inverted-flare-inverted-flare-3-5cv-w-fittings","title":"Caleffi North America Z40F Z-One™ 2-Way, NCw\/ MS, 24V, Inverted Flare, Inverted Flare, 3.5Cv w\/ Fittings","description":"\u003cp\u003eThe Z-One™ 2-Way,NCw\/ MS,24V,Inverted Flare, Inverted Flare,3.5Cv w\/ fittings by Caleffi North America is part of our 2-way zone valve selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e Z40F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615964783\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e 2-Way Zone Valve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383751271,"sku":"CALE-Z40F","price":199.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Z40F_CALE-Z40F_8016615964783.jpg?v=1785803315"},{"product_id":"z-one-2-way-valve-body-normally-closed-actuator-terminal-blockw-switch-24v-3-4-sweat-7-5cv-20-psi-p","title":"Caleffi North America Z-One™ 2-Way Valve Body, Normally Closed Actuator Terminal blockw\/ Switch, 24V, 3\/4\", Sweat, 7.5Cv, 20 PSI ∆P","description":"\u003cp class=\"ths-version-note\"\u003e\u003cstrong\u003eWhich version do I need?\u003c\/strong\u003e We also carry a similar model with a different specification. Compare size, connection, length and the other details before ordering, and contact us if you need help choosing. See also: \u003ca href=\"\/products\/z-one-2-way-nc-terminal-block-w-ms-24v-3-4-union-press-7-5cv\"\u003eCaleffi North America Z55P Z-One™ 2-Way, NC TERMINAL Block, w\/ MS, 24V, 3\/4\", Union Press, 7.5Cv\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eThe Z-One™ 2-Way valve body,Normally Closed Actuator terminal blockw\/ Switch,24V,3\/4\",Sweat,7.5Cv,20 PSI ∆P by Caleffi North America is part of our 2-way zone valve selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e Z55\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615964912\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e 2-Way Zone Valve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383816807,"sku":"CALE-Z55","price":190.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Z55_CALE-Z55_8016615964912.jpg?v=1785803317"},{"product_id":"z-one-2-way-nc-terminal-block-w-ms-24v-3-4-union-press-7-5cv","title":"Caleffi North America Z55P Z-One™ 2-Way, NC TERMINAL Block, w\/ MS, 24V, 3\/4\", Union Press, 7.5Cv","description":"\u003cp class=\"ths-version-note\"\u003e\u003cstrong\u003eWhich version do I need?\u003c\/strong\u003e We also carry a similar model with a different specification. Compare size, connection, length and the other details before ordering, and contact us if you need help choosing. See also: \u003ca href=\"\/products\/z-one-2-way-valve-body-normally-closed-actuator-terminal-blockw-switch-24v-3-4-sweat-7-5cv-20-psi-p\"\u003eCaleffi North America Z-One™ 2-Way Valve Body, Normally Closed Actuator Terminal blockw\/ Switch, 24V, 3\/4\", Sweat, 7.5Cv, 20 PSI ∆P\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eThe Z-One™ 2-Way,NC TERMINAL Block, w\/ MS,24V,3\/4\",Union Press,7.5Cv by Caleffi North America is part of our 2-way zone valve selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e Z55P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615471182\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e 2-Way Zone Valve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383882343,"sku":"CALE-Z55P","price":244.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Z55P_CALE-Z55P_8016615471182.jpg?v=1785803318"},{"product_id":"z-one-2-way-valve-body-normally-closed-actuator-terminal-blockw-switch-24v-1-sweat-7-5cv-20-psi-p","title":"Caleffi North America Z-One™ 2-Way Valve Body, Normally Closed Actuator Terminal blockw\/ Switch, 24V, 1\", Sweat, 7.5Cv, 20 PSI ∆P","description":"\u003cp class=\"ths-version-note\"\u003e\u003cstrong\u003eWhich version do I need?\u003c\/strong\u003e We also carry a similar model with a different specification. Compare size, connection, length and the other details before ordering, and contact us if you need help choosing. See also: \u003ca href=\"\/products\/z-one-2-way-nc-terminal-block-w-ms-24v-1-union-press-7-5cv\"\u003eCaleffi North America Z56P Z-One™ 2-Way, NC TERMINAL Block, w\/ MS, 24V, 1\", Union Press, 7.5Cv\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eThe Z-One™ 2-Way valve body,Normally Closed Actuator terminal blockw\/ Switch,24V,1\",Sweat,7.5Cv,20 PSI ∆P by Caleffi North America is part of our 2-way zone valve selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e Z56\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615964929\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e 2-Way Zone Valve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383915111,"sku":"CALE-Z56","price":235.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Z56_CALE-Z56_8016615964929.jpg?v=1785803319"},{"product_id":"z-one-2-way-nc-terminal-block-w-ms-24v-1-union-press-7-5cv","title":"Caleffi North America Z56P Z-One™ 2-Way, NC TERMINAL Block, w\/ MS, 24V, 1\", Union Press, 7.5Cv","description":"\u003cp class=\"ths-version-note\"\u003e\u003cstrong\u003eWhich version do I need?\u003c\/strong\u003e We also carry a similar model with a different specification. Compare size, connection, length and the other details before ordering, and contact us if you need help choosing. See also: \u003ca href=\"\/products\/z-one-2-way-valve-body-normally-closed-actuator-terminal-blockw-switch-24v-1-sweat-7-5cv-20-psi-p\"\u003eCaleffi North America Z-One™ 2-Way Valve Body, Normally Closed Actuator Terminal blockw\/ Switch, 24V, 1\", Sweat, 7.5Cv, 20 PSI ∆P\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eThe Z-One™ 2-Way,NC TERMINAL Block, w\/ MS,24V,1\",Union Press,7.5Cv by Caleffi North America is part of our 2-way zone valve selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e Z56P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615551105\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e 2-Way Zone Valve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44350383947879,"sku":"CALE-Z56P","price":276.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Z56P_CALE-Z56P_8016615551105.jpg?v=1785803320"},{"product_id":"caleffi-north-america-502610a-robocaltm-automatic-air-vent-1-8","title":"Caleffi North America 502610A ROBOCAL™ Automatic Air Vent 1\/8\"","description":"\u003cp\u003eCaleffi North America 502610A is a ROBOCAL™ automatic air vent with a 1\/8 in. connection.\u003c\/p\u003e\u003cp\u003eAutomatic air vents are installed at high points and other trapped-air locations in hydronic heating systems to release air without manual bleeding.\u003c\/p\u003e\u003cp\u003eConfirm the 1\/8 in. connection and thread type against the fitting you are installing it on before ordering.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 502610A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Auto Air Vents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615068580\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Vents\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/air-vents\"\u003eair vents\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi North America products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50357524594791,"sku":"CALE-502610A","price":15.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/CALE_502610A_1.jpg?v=1790833584"},{"product_id":"caleffi-north-america-535056a-autofilltm-3-4-union-press-with-pressure-gauge","title":"Caleffi North America 535056A AutoFill™ 3\/4\" Union Press with Pressure Gauge","description":"\u003cp\u003eCaleffi North America 535056A is an AutoFill™ assembly with 3\/4 in. union press connections and a pressure gauge.\u003c\/p\u003e\u003cp\u003eAutoFill valves are used to fill a hydronic heating system and keep its pressure up, and the included gauge lets you read system pressure at the fill point.\u003c\/p\u003e\u003cp\u003eThe connections are press, so you need a compatible press tool and tubing. Confirm the 3\/4 in. size against your piping, and review the data sheet, installation manual and submittal below before ordering.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 535056A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Press\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e AutoFill\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615471212\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e System Fill Tanks \u0026amp; Autofills\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_535056A_CALE-535056A_8016615471212_TechB.pdf?v=1793029116\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_535056A_CALE-535056A_8016615471212_Inst.pdf?v=1793029116\" target=\"_blank\" rel=\"noopener\"\u003eInstallation and Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_535056A_CALE-535056A_8016615471212_Sub.pdf?v=1793029116\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/system-fill-tanks-autofills\"\u003esystem fill tanks and autofills\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi North America products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50357525250151,"sku":"CALE-535056A","price":163.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/535056A_CALE-535056A_8016615471212.jpg?v=1790828984"},{"product_id":"caleffi-north-america-574161a-1-fnpt-x-1-npt-male-union","title":"Caleffi 574161A AutoFill 1\" FNPT x 1\" NPT Male Union Fill Valve with Testable Backflow Preventer","description":"\u003cp\u003eCaleffi North America 574161A is a 1 in. FNPT x 1 in. NPT male union that the supplier lists under Caleffi backflow preventer products.\u003c\/p\u003e\u003cp\u003eBackflow preventers protect the potable water supply from contamination, and local code usually sets the type of device, its installation position and its required testing.\u003c\/p\u003e\u003cp\u003eThe supplier listing gives few details for this part, so review the technical data, installation and operation manual and submittal linked below to confirm the exact part and its connections before ordering.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 574161A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e FIP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615669404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Backflow Preventers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_574161A_CALE-574161A_8016615669404_TechB.pdf?v=1793029116\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_574161A_CALE-574161A_8016615669404_Inst.pdf?v=1793029116\" target=\"_blank\" rel=\"noopener\"\u003eInstallation and Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_574161A_CALE-574161A_8016615669404_Sub.pdf?v=1793029116\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi North America products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50357525807207,"sku":"CALE-574161A","price":588.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/574161A_CALE-574161A_8016615669404.jpg?v=1790828988"},{"product_id":"caleffi-north-america-na502640a-plumbvent-1-2-npt-male-low-lead-air-vent-with-hygroscopic-cap","title":"Caleffi North America NA502640A PLUMBVENT 1\/2\" NPT Male Low Lead Air Vent with Hygroscopic Cap","description":"\u003cp\u003eCaleffi NA502640A is a PLUMBVENT low lead air vent with a 1\/2\" NPT male connection and a hygroscopic cap.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm the 1\/2\" male NPT connection suits your fitting, and see the technical and installation documents below for application details.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e NA502640A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Air Vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e MIP (NPT Male)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCap:\u003c\/strong\u003e Hygroscopic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Lead:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615594898\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Vents\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_NA502640A_CALE-NA502640A_8016615594898_TechB.pdf?v=1793030259\" target=\"_blank\" rel=\"noopener\"\u003eData\/Technical\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_NA502640A_CALE-NA502640A_8016615594898_Inst.pdf?v=1793030259\" target=\"_blank\" rel=\"noopener\"\u003eInstallation\/Operation\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_NA502640A_CALE-NA502640A_8016615594898_Sub.pdf?v=1793030259\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/air-vents\"\u003eair vents\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi North America products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50497073774695,"sku":"CALE-NA502640A","price":49.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/NA502640A_CALE-NA502640A_8016615594898.jpg?v=1792303064"},{"product_id":"caleffi-north-america-zsr101-z-one-1-zone-switching-relay-for-pumps-expandable-120vac-5-amp-circuits","title":"Caleffi North America ZSR101 Z-One 1-Zone Switching Relay for Pumps, Expandable, 120VAC 5 Amp Circuits","description":"\u003cp\u003eCaleffi ZSR101 is a Z-One 1-zone switching relay for circulator pumps, with 120VAC, 5 amp circuits.\u003c\/p\u003e\u003cp\u003eThe relay is expandable for adding zones. Before ordering, check the installation and technical documents below to confirm wiring and compatibility with your thermostats and pumps.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi North America\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e ZSR101\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Zone Pump Control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZones:\u003c\/strong\u003e 1 (Expandable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 120VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCircuit Rating:\u003c\/strong\u003e 5 Amp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Z-One\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615438109\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Switching Relays\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_ZSR101_CALE-ZSR101_8016615438109_TechB.pdf?v=1793030259\" target=\"_blank\" rel=\"noopener\"\u003eData\/Technical\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_ZSR101_CALE-ZSR101_8016615438109_Inst.pdf?v=1793030260\" target=\"_blank\" rel=\"noopener\"\u003eInstallation\/Operation\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_ZSR101_CALE-ZSR101_8016615438109_Sell.pdf?v=1793030259\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Bulletin\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/switching-relays\"\u003eswitching relays\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi North America products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50497073840231,"sku":"CALE-ZSR101","price":101.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/ZSR101_CALE-ZSR101_8016615438109.jpg?v=1792303067"},{"product_id":"caleffi-551066a-discal-air-separator-1-press-for-hydronic-systems-150-psi","title":"Caleffi 551066A DISCAL Air Separator 1\" Press for Hydronic Systems, 150 psi","description":"\u003cp class=\"ths-version-note\"\u003e\u003cstrong\u003eWhich version do I need?\u003c\/strong\u003e We also carry a similar model with a different specification. Compare size, connection, length and the other details before ordering, and contact us if you need help choosing. See also: \u003ca href=\"\/products\/caleffi-551066ac-discal-air-separator-1-press-with-expansion-tank-check-valve-150-psi\"\u003eCaleffi 551066AC DISCAL Air Separator 1\" Press with Expansion Tank Check Valve, 150 psi\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eThe Caleffi 551066A is a 1\" DISCAL Air Separator with press connections. It continuously removes air and microbubbles from closed-loop hydronic systems.\u003c\/p\u003e\u003cp\u003eDISCAL separators work on the coalescing principle: an internal element causes entrained air and microbubbles to combine and rise into the upper chamber, where a float-operated automatic air vent releases them. Removing air reduces noise, corrosion and pump cavitation and improves heat transfer in closed-loop hydronic heating and cooling systems.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm the 1\" press connection matches your main piping, and that the system stays within 150 psi and 250F. Install it on the supply side where water temperature is highest for best air removal.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 551066A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e DISCAL (551 Series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Air Separator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e press\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e 250F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615551181\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Separators\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_551066A_CALE-551066A_8016615551181_TechB.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_551066A_CALE-551066A_8016615551181_Inst.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_551066A_CALE-551066A_8016615551181_Sub.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_551066A_CALE-551066A_8016615551181_Sell.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/air-separators\"\u003eair separators\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447409767,"sku":"CALE-551066A","price":215.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/551066A_CALE-551066A_8016615551181.jpg?v=1792424437"},{"product_id":"caleffi-6686l5s1a-twistflow-radiant-manifold-assembly-10-loops-1-brass-with-temperature-gauges","title":"Caleffi 6686L5S1A TwistFlow Radiant Manifold Assembly 10 Loops, 1\" Brass with Temperature Gauges","description":"\u003cp\u003eThe Caleffi 6686L5S1A TwistFlow is a 10-loop brass radiant manifold assembly with a 1\" supply size and temperature gauges.\u003c\/p\u003e\u003cp\u003eIt distributes supply water to and collects return water from radiant floor, wall or snowmelt loops, and the gauges make it easy to check temperatures during setup and service. The assembly is 30\" long, rated to 150 psi and 180°F, and can be used with water or glycol mixtures up to 50%.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm the number of loops (10) and the 1\" trunk connection, and check the loop outlet size and tubing adapters required for your PEX in the technical data sheet. Actuators for zoning are sold separately.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 6686L5S1A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TwistFlow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Radiant Manifold Assembly with Temperature Gauges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Loops:\u003c\/strong\u003e 10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Size:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrunk Connection:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrunk Size:\u003c\/strong\u003e 1-1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 30\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e 180°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia:\u003c\/strong\u003e Water or glycol up to 50%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615244069\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Manifolds (Radiant Heating)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_6686L5S1A_CALE-6686L5S1A_8016615244069_TechB.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_6686L5S1A_CALE-6686L5S1A_8016615244069_Inst.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_6686L5S1A_CALE-6686L5S1A_8016615244069_Sub.pdf?v=1793030814\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_6686L5S1A_CALE-6686L5S1A_8016615244069_Sell.pdf?v=1793030814\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Bulletin\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/manifolds-radiant-heating\"\u003emanifolds (radiant heating)\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447344231,"sku":"CALE-6686L5S1A","price":1338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/6686L5S1A_CALE-6686L5S1A_8016615244069.jpg?v=1792424437"},{"product_id":"caleffi-573016a-573-combo-autofill-backflow-preventer-fill-valve-1-2-press-x-press-with-pressure-gauge-asse-1012","title":"Caleffi 573016A 573 COMBO AutoFill Backflow Preventer \u0026 Fill Valve 1\/2\" Press x Press with Pressure Gauge, ASSE 1012","description":"\u003cp\u003eThe Caleffi 573016A COMBO AutoFill combines an ASSE 1012 backflow preventer and an automatic fill (pressure reducing) valve in one 1\/2\" body with a pressure gauge, with press x press connections. It fills and maintains pressure in a closed hydronic heating system.\u003c\/p\u003e\u003cp\u003eInstalled on the cold water make-up line to a boiler, the fill valve keeps the system at its set fill pressure while the dual check backflow section with atmospheric vent protects the potable supply. Combining both functions in one compact unit saves space and connections compared with separate devices.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm the 1\/2\" press x press connections and your required fill pressure; check the installation manual for the adjustment range. Allow for drainage from the backflow vent port.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 573016A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e 573 COMBO AutoFill\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Backflow Preventer and Automatic Fill Valve Combination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e press x press\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e 150F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Pressure Gauge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e ASSE 1012\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615576603\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e System Fill Tanks \u0026amp; Autofills\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_573016A_CALE-573016A_8016615576603_TechB.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_573016A_CALE-573016A_8016615576603_Inst.pdf?v=1793030814\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_573016A_CALE-573016A_8016615576603_Sub.pdf?v=1793030814\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_573016A_CALE-573016A_8016615576603_Sell.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/system-fill-tanks-autofills\"\u003esystem fill tanks \u0026amp; autofills\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447311463,"sku":"CALE-573016A","price":262.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/573016A_CALE-573016A_8016615576603.jpg?v=1792424436"},{"product_id":"caleffi-502243a-valcal-high-capacity-automatic-air-vent-1-2-npt-male-with-hygroscopic-cap","title":"Caleffi 502243A VALCAL High-Capacity Automatic Air Vent 1\/2\" NPT Male with Hygroscopic Cap","description":"\u003cp\u003eThe Caleffi 502243A VALCAL is a high-capacity, float-type automatic air vent with a 1\/2\" male NPT connection and a hygroscopic safety cap.\u003c\/p\u003e\u003cp\u003eIt releases air collected at high points of hydronic heating and cooling systems. The hygroscopic cap swells when it absorbs water and seals the vent, helping prevent leaks if the float valve weeps. The brass body is rated for 150 psi working pressure, 60 psi maximum venting pressure, and 250°F.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm you need a 1\/2\" male NPT connection and a straight body pattern. Install the vent upright at a high point of the system.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 502243A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e VALCAL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Float-Type Automatic Air Vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Male NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Pattern:\u003c\/strong\u003e Straight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCap:\u003c\/strong\u003e Hygroscopic safety cap\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Hydronic (water)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Working Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Venting Pressure:\u003c\/strong\u003e 60 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e 250°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615083170\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Vents\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/01090_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/38521_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/air-vents\"\u003eair vents\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447376999,"sku":"CALE-502243A","price":41.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/502243A.jpg?v=1792425058"},{"product_id":"caleffi-502115a-minical-automatic-air-vent-1-8-male-npt-with-service-check-valve-150-psi","title":"Caleffi 502115A MINICAL Automatic Air Vent 1\/8\" Male NPT with Service Check Valve, 150 PSI","description":"\u003cp\u003eThe Caleffi 502115A MINICAL is a compact automatic float-type air vent with a 1\/8\" male NPT connection for hydronic heating and cooling systems.\u003c\/p\u003e\u003cp\u003eMINICAL vents install at system high points and on manifolds, air separators and terminal units to discharge accumulated air automatically. The compact body suits tight locations such as radiant manifolds. This model includes a service check valve, so the vent can be removed for maintenance without draining the system.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore ordering:\u003c\/strong\u003e Confirm the 1\/8\" male NPT thread matches your fitting or tapping. Install the vent upright at a high point of the circuit.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 502115A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e MINICAL (502 series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Automatic air vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 1\/8\" male NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Pattern:\u003c\/strong\u003e Straight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Hydronic (Water)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e 230°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e Service check valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615310184\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Vents\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/01054_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/48205_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/02907_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/air-vents\"\u003eair vents\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447508071,"sku":"CALE-502115A","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/502115A.jpg?v=1792425128"},{"product_id":"caleffi-280976a-thermoprotec-anticondensing-thermostatic-valve-1-1-4-sweat-140f-setting","title":"Caleffi 280976A ThermoProtec Anticondensing Thermostatic Valve 1-1\/4\" Sweat, 140F Setting","description":"\u003cp\u003eThe Caleffi 280976A is a 1-1\/4\" sweat anticondensing thermostatic valve with a fixed 140F setting. It protects conventional boilers by keeping the boiler return water temperature above the point where flue gas condensation forms.\u003c\/p\u003e\u003cp\u003eInstalled in the boiler loop, the valve bypasses hot supply water back to the boiler return until the return temperature reaches the setting, then gradually opens to the system return. This shortens warm-up time and reduces the corrosion and scaling caused by flue gas condensation in non-condensing cast iron and steel boilers, as well as wood and solid-fuel boilers.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm the 1-1\/4\" sweat connection and that a 140F return temperature setting suits your boiler manufacturer's requirements. This is a boiler protection valve, not a potable water tempering valve.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 280976A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Anticondensing Thermostatic Mixing Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1-1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 1-1\/4\" Sweat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Setting:\u003c\/strong\u003e 140F (fixed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Pattern:\u003c\/strong\u003e 3-Way\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615377453\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Mixing Valve - Thermostatic\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/01223_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/NA10292.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/mixing-valve-thermostatic\"\u003emixing valve - thermostatic\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447540839,"sku":"CALE-280976A","price":423.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/280965A.jpg?v=1792425128"},{"product_id":"caleffi-519609a-differential-pressure-bypass-valve-1-npt-x-1-sweat-adjustable-2-10-psi","title":"Caleffi 519609A Differential Pressure Bypass Valve 1\" NPT x 1\" Sweat, Adjustable 2-10 PSI","description":"\u003cp\u003eThe Caleffi 519609A is a 1\" differential pressure bypass valve with 1\" NPT x 1\" sweat connections, used to maintain minimum flow and limit differential pressure in hydronic systems with zone valves.\u003c\/p\u003e\u003cp\u003eInstalled between supply and return, the valve opens as zone valves close and system differential pressure rises, bypassing flow to protect the circulator and boiler and to reduce flow noise in the zones that remain open. The opening setpoint is adjustable from 2 to 10 psi, and the valve has an angle body pattern.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore ordering:\u003c\/strong\u003e Confirm the 1\" NPT x 1\" sweat connections suit your piping layout. Set the valve based on the circulator curve and system design; the setting procedure is in the installation manual below.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 519609A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e 519 series differential bypass valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Differential pressure bypass valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 1\" NPT x 1\" sweat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Pattern:\u003c\/strong\u003e Angle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetting Range:\u003c\/strong\u003e 2 to 10 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Temperature:\u003c\/strong\u003e 230°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615962727\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Balancing Valves\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/01007_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/38482_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/02901_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.caleffi.com\/sites\/default\/files\/media\/external-file\/03511_NA.pdf\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/balancing-valves\"\u003ebalancing valves\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447573607,"sku":"CALE-519609A","price":236.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/519502A.jpg?v=1792425128"},{"product_id":"caleffi-520619a-anglemix-3-way-thermostatic-mixing-valve-1-sweat-union-with-temperature-gauge","title":"Caleffi 520619A AngleMix 3-Way Thermostatic Mixing Valve 1\" Sweat Union with Temperature Gauge","description":"\u003cp class=\"ths-version-note\"\u003e\u003cstrong\u003eWhich version do I need?\u003c\/strong\u003e We also carry a similar model with a different specification. Compare size, connection, length and the other details before ordering, and contact us if you need help choosing. See also: \u003ca href=\"\/products\/caleffi-520619ac-anglemix-3-way-thermostatic-mixing-valve-1-sweat-union-with-inlet-check-valves-temperature-gauge-cv-3-5\"\u003eCaleffi 520619AC AngleMix 3-Way Thermostatic Mixing Valve 1\" Sweat Union with Inlet Check Valves \u0026amp; Temperature Gauge, Cv 3.5\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eThe Caleffi 520619A is an AngleMix 3-way thermostatic mixing valve with 1\" sweat union connections and temperature gauge. It mixes supply and return water to deliver a controlled outlet temperature to the heating circuit.\u003c\/p\u003e\u003cp\u003eAngleMix valves are 3-way thermostatic mixing valves for hydronic heating systems. They blend hot supply water with cooler return water to hold a steady, adjustable supply temperature for low-temperature circuits such as radiant floor heating. The angle body pattern simplifies piping on near-boiler and manifold installations.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm your piping is 1\" and suited to sweat connections. This valve is for hydronic heating, not for potable hot water tempering.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 520619A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e AngleMix (520 Series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 3-Way Thermostatic Mixing Valve, Angle Pattern\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 1\" sweat (copper) connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Temperature Gauge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615656466\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Mixing Valve - Angled\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_520619A_CALE-520619A_8016615656466_TechB.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_520619A_CALE-520619A_8016615656466_Inst.pdf?v=1793030814\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_520619A_CALE-520619A_8016615656466_Sub.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_520619A_CALE-520619A_8016615656466_Sell.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/mixing-valves\"\u003emixing valve - angled\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447606375,"sku":"CALE-520619A","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/520619A_CALE-520619A_8016615656466.jpg?v=1792424444"},{"product_id":"caleffi-zvr104-z-one-4-zone-expandable-zone-valve-control-with-priority-120vac-input-24v-40va","title":"Caleffi ZVR104 Z-One 4-Zone Expandable Zone Valve Control with Priority, 120VAC Input, 24V 40VA","description":"\u003cp\u003eThe Caleffi ZVR104 Z-One is a 4-zone switching relay for zone valves, with 120VAC input, a 24V 40VA output, and priority.\u003c\/p\u003e\u003cp\u003eIt powers 24V zone valves from the thermostat calls and signals the boiler and system circulator when a zone opens. The priority function lets one zone, typically indirect domestic hot water, take precedence. The control is expandable for additional zones, and the enclosure measures 9.25\" high x 11\" wide x 3\" deep.\u003c\/p\u003e\u003cp\u003eBefore ordering, confirm your zone valves are 24V and that the total actuator load fits within the 40VA rating. See the installation manual for wiring with and without end switches.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e ZVR104\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Z-One\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Switching Relay for Zone Valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Zones:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandable:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePriority:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 120 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZone Valve Output:\u003c\/strong\u003e 24V, 40VA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (H x W x D):\u003c\/strong\u003e 9.25\" x 11\" x 3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615438154\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Switching Relays\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_ZVR104_CALE-ZVR104_8016615438154_TechB.pdf?v=1793030882\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_ZVR104_CALE-ZVR104_8016615438154_Inst.pdf?v=1793030815\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_ZVR104_CALE-ZVR104_8016615438154_Sell.pdf?v=1793030882\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Bulletin\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/switching-relays\"\u003eswitching relays\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447671911,"sku":"CALE-ZVR104","price":216.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/ZVR104_CALE-ZVR104_8016615438154.jpg?v=1792424447"},{"product_id":"caleffi-523166a-mixcal-high-flow-3-way-thermostatic-mixing-valve-1-press-7-cv-asse-1017","title":"Caleffi 523166A MixCal+ High-Flow 3-Way Thermostatic Mixing Valve, 1\" Press, 7 Cv, ASSE 1017","description":"\u003cp\u003eThe Caleffi 523166A is a MixCal+ high-flow 3-way thermostatic mixing valve with 1\" copper press connections. It blends hot and cold water to deliver a stable mixed-water temperature to the hot water distribution system, with a flow capacity of 7 Cv.\u003c\/p\u003e\u003cp\u003eMixCal+ high-flow valves are ASSE 1017 listed point-of-source mixing valves, typically installed at the outlet of a water heater, boiler or storage tank to temper domestic hot water before it is distributed through the building. The brass body is rated for a minimum flow of 4.4 GPM.\u003c\/p\u003e\u003cp\u003eBefore ordering: confirm the 1\" pipe size and press connection, and check that your lowest expected hot water demand is above the 4.4 GPM minimum flow. Press ends require the matching copper press tool and jaws. An ASSE 1017 valve is a point-of-source device; where code requires point-of-use scald protection (ASSE 1016 or 1070) at fixtures, it must be provided separately.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caleffi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 523166A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e MixCal+ High Flow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 3-Way Thermostatic Mixing Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Press x Press\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Capacity (Cv):\u003c\/strong\u003e 7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin Flow:\u003c\/strong\u003e 4.4 GPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Point of source\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e ASSE 1017\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 8016615617108\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Mixing Valve - High Flow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_523166A_CALE-523166A_8016615617108_TechB.pdf?v=1793030882\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Data Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_523166A_CALE-523166A_8016615617108_Inst.pdf?v=1793030882\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_523166A_CALE-523166A_8016615617108_Sub.pdf?v=1793030882\" target=\"_blank\" rel=\"noopener\"\u003eSubmittal Sheet\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/Caleffi_523166A_CALE-523166A_8016615617108_Sell.pdf?v=1793030882\" target=\"_blank\" rel=\"noopener\"\u003eTechnical Bulletin\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/mixing-valve-high-flow\"\u003emixing valve - high flow\u003c\/a\u003e, \u003ca href=\"\/collections\/caleffi-north-america\"\u003eall Caleffi products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":50517447704679,"sku":"CALE-523166A","price":1360.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/523166A_CALE-523166A_8016615617108.jpg?v=1792424449"}],"url":"https:\/\/www.thehousesupplier.com\/collections\/caleffi-north-america.oembed?page=3","provider":"The House Supplier","version":"1.0","type":"link"}