{"title":"Navien Boilers","description":"\u003cp\u003eEvery Navien boiler we stock on one page: heating-only condensing boilers and combi boilers that also make domestic hot water. All are wall-hung, high-efficiency condensing units.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNHB-H\u003c\/strong\u003e: compact heating-only boilers from 55,000 to 150,000 BTU\/h for most homes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNFB-H\u003c\/strong\u003e: fire-tube heating-only boilers at 175,000 and 200,000 BTU\/h for larger homes and light commercial work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNFB-C\u003c\/strong\u003e: commercial fire-tube boilers at 301,000 and 399,000 BTU\/h.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNCB-H and NFC-H combi boilers\u003c\/strong\u003e: heating plus on-demand hot water in one unit. See \u003ca href=\"\/collections\/navien-combi-boilers\"\u003eNavien combi boilers\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHeating-only or combi?\u003c\/h2\u003e\n\u003cp\u003eA heating-only boiler needs a separate water heater, usually an \u003ca href=\"\/collections\/water-makers\"\u003eindirect water heater\u003c\/a\u003e run from the boiler. A combi removes the tank but has to be sized for both the heating load and simultaneous hot water use. Size any boiler from a heat loss calculation, not from the old unit's rating, and confirm venting, condensate disposal and gas line capacity before ordering.\u003c\/p\u003e\n\u003cp\u003eCompare models in the \u003ca href=\"\/pages\/navien-model-comparison\"\u003eNavien model comparison\u003c\/a\u003e, or browse \u003ca href=\"\/collections\/boilers\"\u003eall boilers\u003c\/a\u003e, \u003ca href=\"\/collections\/condensing-boilers\"\u003econdensing boilers\u003c\/a\u003e and \u003ca href=\"\/collections\/navien-parts\"\u003eNavien racks, manifolds and parts\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"navien-high-efficiency-condensing-combi-boiler-max-htg-input-110-000-btu-h-max-dhw-input-199-900-btu-h-indoor-wall-hung-residential-ncb-240-110h-navi-ncb-240-110h-ral","title":"Navien NCB-240\/110H High Efficiency Condensing Combi-Boiler, 110,000 BTU Heating \/ 199,900 BTU DHW, Indoor Wall-Hung, NG\/LP Convertible","description":"\u003cp\u003eThe Navien High Efficiency 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selection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Navien\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e NHBH-80\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Condensing Boilers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":44351188893799,"sku":"NAVI-NHB-80H","price":2908.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/NHB-H-1_9ef201ca-17b6-4e98-976e-bb16157d0633.png?v=1785814073"},{"product_id":"navien-ncb-240-130h-high-efficiency-condensing-combi-boiler-max-htg-input-130-000-btu-h-max-dhw-input-199-900-btu-h-indoor-wall-hung","title":"Navien NCB-240\/130H High Efficiency Condensing Combi-Boiler - Max Htg Input: 130,000 BTU\/h, Max DHW Input: 199,900 BTU\/h, Indoor Wall-Hung","description":"\u003cp\u003eNavien NCB-240\/130H is a high-efficiency condensing combi-boiler that provides space heating and domestic hot water from one indoor wall-hung unit.\u003c\/p\u003e\u003cp\u003eThe unit has a maximum heating input of 130,000 BTU\/h and a maximum domestic hot water input of 199,900 BTU\/h, with a listed hot water flow of 5.1 GPM at a 70 degree F rise. It has a stainless steel heat exchanger, a built-in boiler pump, and powered connections for three zone pumps and three zone valves.\u003c\/p\u003e\u003cp\u003eSize the unit from your heat load and hot water demand, and confirm gas type, vent size (2 in. or 3 in.), the 3\/4 in. gas inlet, the 3\/4 in. MIP domestic connections and the 120 volt power supply before ordering. The brochures in the documents below give more detail.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Navien\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e NCB-240\/130H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAFUE:\u003c\/strong\u003e 95\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Indoor potable and hydronic heating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Type:\u003c\/strong\u003e Natural Gas or Propane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBTU Input Maximum Heating:\u003c\/strong\u003e 130,000 Btu\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBTU Input Minimum Heating:\u003c\/strong\u003e 13,000 Btu\/hr\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBTU Input Domestic Maximum:\u003c\/strong\u003e 199,900 Btu\/hr\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Water Flow:\u003c\/strong\u003e 5.1 GPM @ 70 Degree Rise F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDHW Temperature Range:\u003c\/strong\u003e 86-140 Degrees F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Inlet:\u003c\/strong\u003e 3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold \u0026amp; Hot Connections Domestic:\u003c\/strong\u003e 3\/4\" MIP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeating System Inlet:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeating System Outlet:\u003c\/strong\u003e 1\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVent Type:\u003c\/strong\u003e Direct or power vent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVent Size:\u003c\/strong\u003e 2\" or 3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVent Material:\u003c\/strong\u003e Polypropylene \/ PVC \/ CPVC \/ SS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Type:\u003c\/strong\u003e Indoor Wall Mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoiler Pump Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePriority Zone Control:\u003c\/strong\u003e Built-in 3 zone pumps and 3 zone valves powered connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Exchanger Type:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolts:\u003c\/strong\u003e 120 Volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 29.3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 17.3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth:\u003c\/strong\u003e 12.8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 96 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 10 year heat exchanger\/ 5 year parts\/ 1 year labor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Combination Heating \u0026amp; DHW Boilers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/res.cloudinary.com\/dzhpkjoqj\/Navien\/Navien_NCBH_Brochure_2204_wketiz.pdf\" target=\"_blank\" rel=\"noopener\"\u003eBrochure\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/res.cloudinary.com\/dzhpkjoqj\/Navien\/Navien_Builder_Brochure_2106_pq9gri.pdf\" target=\"_blank\" rel=\"noopener\"\u003eBuilder Brochure\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/res.cloudinary.com\/dzhpkjoqj\/Navien\/Combi_Consumer_Brochure_2204_eewgt4.pdf\" target=\"_blank\" rel=\"noopener\"\u003eCombi Brochure\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/res.cloudinary.com\/dzhpkjoqj\/Navien\/NCB-H_Heat_Exchanger_Guide_En_201111_a_tuo6nb.pdf\" target=\"_blank\" rel=\"noopener\"\u003eHeat Exchanger Information\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSee also: \u003ca href=\"\/collections\/combination-heating-dhw-boilers\"\u003ecombination heating and DHW boilers\u003c\/a\u003e, \u003ca href=\"\/collections\/navien\"\u003eall Navien products\u003c\/a\u003e.\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":50357569552487,"sku":"NAVI-NCB-240\/130H-RAL","price":4260.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/2253\/3479\/files\/image_al3dgn_e3e8aa3a-0791-4cc2-82fd-e5764933f465.jpg?v=1790829340"}],"url":"https:\/\/www.thehousesupplier.com\/collections\/navien-boilers.oembed","provider":"The House Supplier","version":"1.0","type":"link"}