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Showing 1 - 48 of 871 products
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Honeywell Home TH6220WF2006/U T6 Pro Smart Thermostat Multi-Stage 2 Heat/2 CoolHoneywell Home TH6220WF2006/U T6 Pro Smart Thermostat Multi-Stage 2 Heat/2 Cool
Honeywell Home Honeywell Home TH6220WF2006/U T6 Pro Smart Thermostat Multi-Stage 2 Heat/2 Cool
$190.92
In stock, 70 units
Navien NPE-240A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 199,900 BTU, Indoor/Outdoor, NG/LP Convertible Technology NPE-240A2Navien NPE-240A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 199,900 BTU, Indoor/Outdoor, NG/LP Convertible
Navien Navien NPE-240A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 199,900 BTU, Indoor/Outdoor, NG/LP Convertible
$2,910.00
In stock, 225 units
TrueZONE® HZ322 PanelResideo TrueZONE® HZ322 Panel
Honeywell Home Honeywell Home HZ322/U TrueZONE® HZ322 Panel
$257.00
In stock, 3 units
Pilot Relay, 10 Amp SPDT, 10-30 Vac/dc/120 Vac Coil, NEMA 1 Housing
Functional Devices, Inc. Functional Devices RIBU1C Pilot Relay, 10 Amp SPDT, 10-30 Vac/dc/120 Vac Coil, NEMA 1 Housing
$56.25
In stock, 9 units
20 in x 25 in MERV 11 Replacement Media Filter
Honeywell Home Honeywell Home FC100A1037/U 20 in x 25 in MERV 11 Replacement Media Filter
$45.06
In stock, 120 units
007 Series - Cast Iron, Flanged, 115V/60/1
Taco Comfort Solutions Taco Comfort Solutions 007-F5 007 Series - Cast Iron, Flanged, 115V/60/1
$287.13
Only 3 units left
Honeywell Home TH8321WF1001/U Wi-Fi VisionPRO® 8000 for residential or commercial use. Stages up to Up to 3 Heat / 2 Cool.Honeywell Home TH8321WF1001/U Wi-Fi VisionPRO® 8000 for residential or commercial use. Stages up to Up to 3 Heat / 2 Cool.
Honeywell Home Honeywell Home TH8321WF1001/U VisionPRO 8000 Wi-Fi Touchscreen Thermostat, up to 3 Heat/2 Cool
$333.67
In stock, 5 units
Navien NPE-210A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 180,000 BTU, Indoor/Outdoor, NG/LP Convertible Technology NPE-210A2Navien NPE-210A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 180,000 BTU, Indoor/Outdoor, NG/LP Convertible
Navien Navien NPE-210A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 180,000 BTU, Indoor/Outdoor, NG/LP Convertible
$2,617.50
In stock, 27 units
TrueZONE® HZ311 PanelResideo TrueZONE® HZ311 Panel
Honeywell Home Honeywell Home HZ311/U TrueZONE® HZ311 Panel
$201.30
In stock, 1 unit
Direct spark ignition, hot surface ignition, or intermittent pilot ignition Gas ValveResideo Direct spark ignition, hot surface ignition, or intermittent pilot ignition Gas Valve
Resideo Resideo VR8345M4302/U Gas Valve for Direct Spark, Hot Surface or Intermittent Pilot Ignition
$209.49
In stock, 151 units
16 in x 25 in MERV 11 Replacement Media FilterResideo 16 in x 25 in MERV 11 Replacement Media Filter
Honeywell Home Honeywell Home FC100A1029/U 16 in x 25 in MERV 11 Replacement Media Filter
$35.23
In stock, 20 units
007 Series - Cast Iron, Flanged, Integral Flow Check, 115V/60/1
Taco Comfort Solutions Taco Comfort Solutions 007-F5-7IFC 007 Series - Cast Iron, Flanged, Integral Flow Check, 115V/60/1
$287.00
Only 5 units left
T6 Pro Programmable Thermostat up to 2 Heat/1 Cool
Honeywell Home Honeywell Home TH6210U2001/U T6 Pro Programmable Thermostat up to 2 Heat/1 Cool
$102.30
In stock, 16 units
Navien NPE-180A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 150,000 BTU, Indoor/Outdoor, NG/LP Convertible Technology NPE-180A2Navien NPE-180A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 150,000 BTU, Indoor/Outdoor, NG/LP Convertible
Navien Navien NPE-180A2 ComfortFlow® High Efficiency Condensing Tankless Water Heater, 150,000 BTU, Indoor/Outdoor, NG/LP Convertible
$2,325.00
In stock, 15 units
TrueZONE® HZ432 PanelResideo TrueZONE® HZ432 Panel
Honeywell Home Honeywell Home HZ432/U TrueZONE® HZ432 Panel
$549.51
In stock, 4 units
30 in Igniter Flame Rod Assembly for SmartValve Pilots
Resideo Resideo Q3400A1024/U 30 in Igniter Flame Rod Assembly for SmartValve Pilots
$110.73
In stock, 23 units
Advanced Evaporative Fan-Powered HumidifierResideo Advanced Evaporative Fan-Powered Humidifier
Honeywell Home Honeywell Home HE300A1005/U Advanced Evaporative Fan-Powered Humidifier
$478.94
In stock, 10 units
Resideo High Capacity Thermostatic Radiator ActuatorResideo High Capacity Thermostatic Radiator Actuator
Honeywell Home Honeywell Home T104A1040 High Capacity Thermostatic Radiator Actuator
$70.41
In stock, 71 units
T6 Pro Programmable Thermostat up to 3 Heat/2 Cool
Honeywell Home Honeywell Home TH6320U2008/U T6 Pro Programmable Thermostat up to 3 Heat/2 Cool
$156.02
In stock, 138 units
Navien NCB-240/110H High Efficiency Condensing Combi-Boiler, 110,000 BTU Heating / 199,900 BTU DHW, Indoor Wall-Hung, NG/LP ConvertibleNavien NCB-240/110H High Efficiency Condensing Combi-Boiler, 110,000 BTU Heating / 199,900 BTU DHW, Indoor Wall-Hung, NG/LP Convertible
Navien Navien NCB-240/110H High Efficiency Condensing Combi-Boiler, 110,000 BTU Heating / 199,900 BTU DHW, Indoor Wall-Hung, NG/LP Convertible
$4,027.50
Only 1 unit left
24 Vac 3/4 in Sweat N.C. Zone Valve with 18 in lead wires
Honeywell Home Honeywell Home V8043E1012/U Zone Valve, 24 VAC, 3/4 in Sweat, Normally Closed, 18 in Lead Wires
$155.38
In stock, 4 units
Aquastat Relay, 180 to 240 F range with 15 degree F fixed differential, low volt/millivoltResideo Aquastat Relay, 180 to 240 F range with 15 degree F fixed differential, low volt/millivolt L8148E1265/U
Resideo Resideo Aquastat Relay, 180 to 240 F range with 15 degree F fixed differential, low volt/millivolt L8148E1265/U
$448.54
In stock, 9 units
Resideo 16 in x 25 in Media Air Cleaner MERV 11Resideo 16 in x 25 in Media Air Cleaner MERV 11
Honeywell Home Honeywell Home F100F1625/U 16 in x 25 in Media Air Cleaner MERV 11
$187.62
In stock, 6 units
105,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)Reznor 105,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)
Reznor Reznor UDXC-100 105,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)
$2,245.80
Only 1 unit left
Honeywell Home TH9320WF5003/U WiFi 9000 Color Touchscreen Thermostat
Honeywell Home Honeywell Home TH9320WF5003/U WiFi 9000 Color Touchscreen Thermostat
$316.00
In stock, 24 units
Rheem® 199,900 Btu/h IKONIC Super High Efficiency Condensing Tankless Natural Gas or Propane Water Heater with Recirculation Pump for Indoor Installation
Rheem Manufacturing Rheem® 199,900 Btu/h IKONIC Super High Efficiency Condensing Tankless Natural Gas or Propane Water Heater with Recirculation Pump for Indoor
$2,505.00
In stock, 61 units
Honeywell Home V8043F1036/U Zone Valve, 3/4 in Sweat, 3.5 Cv, 24 VAC, Screw TerminalHoneywell Home V8043F1036/U Zone Valve, 3/4 in Sweat, 3.5 Cv, 24 VAC, Screw Terminal
Honeywell Home Honeywell Home V8043F1036/U Zone Valve, 3/4 in Sweat, 3.5 Cv, 24 VAC, Screw Terminal
$151.84
In stock, 1 unit
Standard Opening SmartValve Intermittent Hot Surface Pilot
Resideo Resideo SV9501M2528/U Standard Opening SmartValve Intermittent Hot Surface Pilot
$431.09
In stock, 8 units
20 in x 25 in Media Air Cleaner MERV 11Resideo 20 in x 25 in Media Air Cleaner MERV 11
Honeywell Home Honeywell Home F100F2025/U 20 in x 25 in Media Air Cleaner MERV 11
$187.62
In stock, 5 units
75,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)Reznor 75,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)
Reznor Reznor UDXC-75 75,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)
$1,963.14
Only 3 units left
Resideo T4 Pro Programmable Thermostat with stages up to 2 Heat/1 Cool Heat Pumps; up to 1 Heat/1 Cool Conventional SystemsResideo T4 Pro Programmable Thermostat with stages up to 2 Heat/1 Cool Heat Pumps; up to 1 Heat/1 Cool Conventional Systems
Honeywell Home Honeywell Home TH4210U2002/U T4 Pro Programmable Thermostat with stages up to 2 Heat/1 Cool Heat Pumps; up to 1 Heat/1 Cool Conventional Systems
$88.29
In stock, 199 units
Rheem® 199,000 Btu/h RTGH Series Super High Efficiency Condensing Tankless Natural Gas Water Heater for Indoor Installation
Rheem Manufacturing Rheem® RTGH-95DVLN-3 199,900 Btu/h RTGH Series Super High Efficiency Condensing Tankless Natural Gas Water Heater for Indoor Installation
$1,664.16
In stock, 12 units
TrueZONE® Kit - DATS/Transform/HZ322 Pnl
Honeywell Home Honeywell Home HZ322K/U TrueZONE® Kit - DATS/Transform/HZ322 Pnl
$292.69
In stock, 9 units
Resideo 12 VA General Purpose Relay with DPDT SwitchingResideo 12 VA General Purpose Relay with DPDT Switching
Resideo Resideo R8222D1014/U 12 VA General Purpose Relay with DPDT Switching
$32.25
In stock, 219 units
Advanced Electrode Humidifier Replacement CylinderResideo Advanced Electrode Humidifier Replacement Cylinder
Honeywell Home Honeywell Home HM750ACYL/U Advanced Electrode Humidifier Replacement Cylinder
$119.93
In stock, 26 units
007 Series - Stainless Steel, Flanged, 115V/60/1
Taco Comfort Solutions Taco Comfort Solutions 007-SF5 007 Series - Stainless Steel, Flanged, 115V/60/1
$840.91
Only 5 units left
Honeywell Home THX9421R5021WW/U 2-Wire IAQ high definition color touchscreen white front/white side thermostat with RedLINK® technologyHoneywell Home THX9421R5021WW/U 2-Wire IAQ high definition color touchscreen white front/white side thermostat with RedLINK® technology
Honeywell Home Honeywell Home THX9421R5021WW/U 2-Wire IAQ high definition color touchscreen white front/white side thermostat with RedLINK® technology
$505.98
In stock, 7 units
Navien NFB-200H High Efficiency Condensing Heating Boiler, 200,000 BTU, Indoor Wall-Hung, NG/LP ConvertibleNavien NFB-200H High Efficiency Condensing Heating Boiler, 200,000 BTU, Indoor Wall-Hung, NG/LP Convertible
Navien Navien NFB-200H High Efficiency Condensing Heating Boiler, 200,000 BTU, Indoor Wall-Hung, NG/LP Convertible
$4,095.00
In stock, 6 units
24 Vac 3/4 in Sweat N.C. Zone Valve with 18 in lead wires
Honeywell Home Honeywell Home 24 Vac 3/4 in Sweat N.C. Zone Valve with 18 in lead wires V8043E1061/U
$156.90
In stock, 8 units
Aquastat Relay, 140 to 240 F range with 8 degree F fixed differential, low volt/millivoltResideo Aquastat Relay, 140 to 240 F range with 8 degree F fixed differential, low volt/millivolt
Resideo Resideo L8148A1017/U Aquastat Relay, 140 to 240 F range with 8 degree F fixed differential, low volt/millivolt
$328.74
In stock, 1 unit
HumidiPRO Digital Humidity Control
Honeywell Home Honeywell Home H6062A1000/U HumidiPRO Digital Humidity Control
$119.50
In stock, 37 units
0011 Series - Cast Iron, Flanged, Rotated, 115V/60/1
Taco Comfort Solutions Taco Comfort Solutions 0011-F4 0011 Series - Cast Iron, Flanged, Rotated, 115V/60/1
$748.15
In stock, 7 units
Honeywell Home TH8110R1008/U VisionPRO® 8000 with RedLINK® technology for residential or commercial use. Stages up to 1 Heat / 1 CoolHoneywell Home TH8110R1008/U VisionPRO® 8000 with RedLINK® technology for residential or commercial use. Stages up to 1 Heat / 1 Cool
Honeywell Home Honeywell Home TH8110R1008/U VisionPRO® 8000 with RedLINK® technology for residential or commercial use. Stages up to 1 Heat / 1 Cool
$289.58
In stock, 41 units
Rheem® 157,000 Btu/h RTGH Series Super High Efficiency Condensing Tankless Natural Gas Water Heater for Indoor Installation
Rheem Manufacturing Rheem® 157,000 Btu/h RTGH Series Super High Efficiency Condensing Tankless Natural Gas Water Heater for Indoor Installation RTGH-84DVLN-2
$1,552.92
In stock, 68 units
Replacement Head with End Switch for V8044E, 24 V AC, 50/60 Hz
Honeywell Home Honeywell Home 40003916-026/U Replacement Head with End Switch for V8044E, 24 V AC, 50/60 Hz
$118.27
In stock, 10 units
Universal Electronic Oil Aquastat with EnviraCOM communication
Resideo Resideo L7224U1002/U Universal Electronic Oil Aquastat with EnviraCOM communication
$288.48
In stock, 1 unit
90-Pt. Whole Home Dehumidification SystemResideo 90-Pt. Whole Home Dehumidification System
Honeywell Home Honeywell Home DR90A3000/U 90-Pt. Whole Home Dehumidification System
$2,413.01
Only 3 units left
125,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)Reznor 125,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)
Reznor Reznor UDXC-125 125,000 BTU - UDXC Universal, Gas-Fired Unit Heater - Natural Gas (Propane Conversion Kit Available)
$2,528.45
Only 1 unit left

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