Water Heaters
138 Products- Price (High to Low)
- Price (Low to High)
- Model Number
- Best Selling
- Highest Rated
- Narrow Your ResultsEXPAND ALL
- Shop Water Heaters
- Rinnai Sensei 8.0 GPM 160,000 BTU 120 Volt Natural Gas Tankless Water Heater for Indoor InstallationModel: RSC160IN$1,369.54
- Anzzi ENVO Atami 27 kW Tankless Electric Water HeaterModel: WH-AZ027-M3$359.99
- Anzzi ENVO Atami 24 kW Tankless Electric Water HeaterModel: WH-AZ024-M3$322.49
- Anzzi ENVO Atami 18 kW Tankless Electric Water HeaterModel: WH-AZ018-M3$297.50
- Anzzi ENVO Arima 11 kW Tankless Electric Water HeaterModel: WH-AZ011-M2$224.99
- Anzzi ENVO Arima 14.6 kW Tankless Electric Water HeaterModel: WH-AZ146-M2$202.49
- Anzzi ENVO Atami 21 kW Tankless Electric Water HeaterModel: WH-AZ021-M3$300.00
- Anzzi ENVO Ansen 3.5 kW Tankless Electric Water HeaterModel: WH-AZ035-M1$167.06
- Noritz 9.8 GPM 199900 BTU 120 Volt Residential Liquid Propane Tankless Water Heater with Single Vent ExhaustModel: NR98-SV-LP$2,710.99
- AO Smith 10 GPM 199,000 BTU 120 Volt Residential / Commercial Indoor Natural Gas Tankless Water Heater with Ultra-Low NOxModel: ATI-540H-N$1,644.40
- Eemax MiniTank 2.5 Gallon Mini Point of Use Electric Water HeaterModel: EMT25$211.66
- Noritz 5.0 GPM 120000 BTU 120 Volt Outdoor Liquid Propane On Demand Tankless Water HeaterModel: NR50-OD-LP$1,209.16
- Noritz Outdoor Tankless Natural Gas Water Heater - 5 GPM 120000 BTU 120VModel: NR501-OD-NG$1,209.16
- Noritz 9.8 GPM 199900 BTU 120 Volt Residential Liquid Propane Tankless Water Heater for Outdoor InstallationModel: NR98-OD-LP$2,710.99
- Anzzi ENVO Ansen 6 kW Tankless Electric Water HeaterModel: WH-AZ006-M1$189.33
- Noritz 11.1 GPM 199900 BTU 120 Volt Residential Natural Gas Tankless Water Heater with Direct Vent ExhaustModel: NRC111-DV-NG$1,779.85
- AO Smith 10 GPM 199,000 BTU 120 Volt Residential Indoor Natural Gas Tankless Water Heater with Ultra-Low NOx and x3 Scale Prevention TechnologyModel: ATI-540HX3-N$1,830.84
- Noritz 9.8 GPM 199900 BTU 120 Volt Residential Natural Gas Tankless Water Heater with Single Vent ExhaustModel: NR98-SV-NG$2,710.99
- Noritz 9.8 GPM 199900 BTU 120 Volt Residential Natural Gas Tankless Water Heater for Outdoor InstallationModel: NR98-OD-NG$2,710.99
- Eemax 8 GPM, 27 Kilowatt, 240 Volt Whole House Electric Tankless Water Heater from the HomeAdvantage II CollectionModel: HA027240$807.41
- Noritz 7.1 GPM 157000 BTU 120 Volt Residential Outdoor Tankless Water HeaterModel: NRC711-ODStarting at $1,423.74
- Noritz 7.1 GPM 157000 BTU 120 Volt Residential Natural Gas Tankless Water Heater with Direct Vent ExhaustModel: NRC711-DV-NG$2,309.25
- Eemax 8 GPM, 24 Kilowatt, 240 Volt Whole House Electric Tankless Water Heater from the HomeAdvantage II CollectionModel: HA024240$624.35
- Eemax 7 GPM, 18 Kilowatt, 240 Volt Whole House Electric Tankless Water Heater from the HomeAdvantage II CollectionModel: HA018240$511.20
- Rinnai Outdoor Whole House Natural Gas Tankless Water Heater 5.3 Gallons Per MinuteModel: V53DeN$669.50
- Rinnai 8.5 GPM 180,000 BTU 120 Volt Natural Gas Tankless Water Heater for Indoor InstallationModel: RE180IN$1,184.25
- Rinnai 9.8 GPM 199,000 BTU 120 Volt Residential Outdoor Liquid Propane Tankless Water HeaterModel: RE199eP$1,297.10
- Rinnai 9.8 GPM 199,000 BTU 120 Volt Residential Indoor Liquid Propane Tankless Water HeaterModel: RE199iP$1,297.10
- Rinnai 9.8 GPM 199,000 BTU 120 Volt Natural Gas Tankless Water Heater for Outdoor InstallationModel: RE199EN$1,389.75
- Rinnai 9.8 GPM 199,000 BTU 120 Volt Natural Gas Tankless Water Heater for Indoor InstallationModel: RE199IN$1,297.10
- Eemax 8 GPM, 36 Kilowatt, 240 Volt Whole House Electric Tankless Water Heater from the HomeAdvantage II CollectionModel: HA036240$1,027.09
- Rinnai V53DeP V Model Series High Efficiency Tankless Water HeaterModel: V53DEP$669.50
- Eemax MiniTank 4.0 Gallon Mini Electric Point of Use Water HeaterModel: EMT4$244.91
- AO Smith 10 GPM 199,000 BTU 120 Volt Residential / Commercial Outdoor Natural Gas Tankless Water Heater with Ultra-Low NOxModel: ATO-540H-N$1,644.40
- Takagi 8 GPM 120 Volt Residential Outdoor Liquid Propane / Natural Gas Tankless Water Heater with Ultra-Low NOxModel: TK-310U-E$1,162.16
- Eemax MiniTank 6 Gallon Mini Electric Point of Use Water HeaterModel: EMT6$302.16
- Rinnai 6.6 GPM 160,000 BTU 120 Volt Residential Indoor Natural Gas Tankless Water HeaterModel: REP160iN$955.50
- AO Smith 10 GPM 199,000 BTU 120 Volt Residential / Commercial Outdoor Liquid Propane Tankless Water Heater with Ultra-Low NOx and Wall Mount ControllerModel: ATO-540H-P$1,644.40
- Rinnai 5.3 GPM 140,000 BTU 120 Volt Natural Gas Tankless Water Heater for Indoor InstallationModel: RE140IN$863.25
- Rheem Professional Classic 11kw Tankless Electric On Demand Point Of Use Water Heater - Up To 2.68 GPMModel: RTEX-11$269.00
- Eemax AccuMix II 2.5 GPM, 240 Volt, 4.8 KW Electric Point of Use Tankless Water HeaterModel: AM005240T$684.73
- Eemax 4.8 GPM, 13 Kilowatt, 240 Volt Electric Point of Use Tankless Water Heater from the HomeAdvantage II CollectionModel: HA013240$455.18
- Rheem Classic 5.9 GPM 24 kw Tankless Electric On Demand Whole House Water HeaterModel: RTEX-24$549.00
- Rheem Classic 18kw 4.4 GPM Tankless Electric On Demand Point of Use Water HeaterModel: RTEX-18$449.00
- Eemax 4.8 GPM, 8 Kilowatt, 240 Volt Electric Point of Use Tankless Water Heater from the HomeAdvantage II CollectionModel: HA008240$275.78
- Rheem Classic 8 KW Tankless Electric On Demand Point of Use Water Heater - Up To 1.95 GPMModel: RTEX-08$229.00
- Rinnai 7.9 GPM 199,000 BTU 120 Volt Residential Outdoor Liquid Propane Tankless Water HeaterModel: REP199eP$1,299.35
- Eemax MiniTank 1.5 Gallon Mini Point of Use Electric Water HeaterModel: EMT1$227.65