Buy Water Heaters Online at Overstock.com

Buyer's Pick

$1,97249

Rinnai Super High Efficiency Plus Tankless Water Heater, RUR199iN

$1,91850

Rinnai Super High-Efficiency+ 15-year limited Residential Outdoor Natural gas Water Heater

$1,24275

Rinnai Direct Vent Wall Furnace EX11CTN

$1,03875

Rinnai Direct Vent Wall Furnace EX08CTN

$52433

Eemax HA024240 7 GPM 24 Kilowatt Whole House Electric Tankless Water Heater with 0.99 Energy Factor from the HomeAdvantage II

$18999

Marey Power Pak Plus Electric Water Heater 8.8kW 220V

$12900

Eccotemp L5 1.3 GPM Liquid Propane Portable Tankless Water Heater - White

$11801

Atmor AT-900-03 ATMOR 900 3 Kilowatts 110 Volts 0.5 GPM Electric Single Sink Point of Use Tankless Water Heater - White - N/A

$2,03499

Rinnai Direct Vent Wall Furnace EX38CTWN

$20999

Marey ECO110 Electric Tankless Water Heater 11kW 220V

See Price in Cart

Rinnai Direct Vent Wall Furnace EX22CTP

$2,12999

Rinnai CT Series Direct Vent Wall Furnace EX38CTN Beige

$1,48725

Rinnai Direct Vent Wall Furnace EX17CTP

$1,68750

Rinnai RUR Model Series Super High Efficiency Plus Tankless Water Heater, RUR160iN

$1,60899

Rinnai Super High Efficiency+ 9.8-GPM 199000-BTU Outdoor Natural Gas Super High Efficiency Tankless Water Heater

$1,35699

Rinnai Super High Efficiency+ 8-GPM 160000-BTU Indoor Natural Gas Super High Efficiency Tankless Water Heater

$27899

Eccotemp Forced Vent Indoor Tankless Water Heater

See Price in Cart

Marey Power Gas 10L Natural Gas Tankless Water Heater

$12999

Atmor AT-900-04 (3.8 kW/240V) Tankless Electric Instant Water Heater

$11999

Atmor AT-900-03 (3kW/110V) Tankless Electric Instant Water Heater

SALE ends in 3 days

Sale $1,94309

Rinnai Ultra Tankless Water Heater RUR98iP - Silver

$1,91850

Rinnai Super High-Efficiency+ 15-year limited Residential Indoor Liquid propane Water Heater

$1,37100

Rinnai Tankless Water Heater RL94iP

$1,12725

Rinnai Internal Max BTU 180000 Max Flow 7.5 GPM RL75iN

$61806

Takagi T-KJr2-IN-NG 6.6 GPM Natural Gas Indoor Tankless Water Heater

$38249

Atmor AT-910-27TP ThermoPro 27 Kilowatts 240 Volts 4 GPM Electric Whole House Tankless Water Heater - n/a - N/A

$25999

Marey Mini Tank23l 120V

$23160

Eemax HA008240 4.8 GPM 8 Kilowatt Point of Use Electric Tankless Water Heater with 0.99 Energy Factor from the HomeAdvantage II

$13460

Atmor AT-900-08 ATMOR 900 8.5 Kilowatts 240 Volts 1.23 GPM Electric Two Sink or Single Shower Point of Use Tankless Water Heater

$12506

Eccotemp EZKIT 350 GPM Descaler Kit - Black

$2,08299

Rinnai Ultra Tankless Water Heater RUR98eN - Silver

$1,60999

Rinnai Propane Ultra Int Ctwh 199k BTU 9.8GPM Max with Valve Tankless Water Heater RUC98iP

$1,65000

Rinnai Commercial 9.8-GPM 199000-BTU Indoor Natural Gas Super High Efficiency Tankless Water Heater

$1,54050

Rinnai Super High Efficiency Plus Tankless Water Heater, RU199iP

$1,54050

Rinnai Super High Efficiency+ 9.8-GPM 199000-BTU Outdoor Liquid Propane Super High Efficiency Tankless Water Heater

$1,09949

Rinnai Internal 180k BTU 7.5GPM Max V75iP

$1,43199

Rinnai External Max BTU 199000 Max Flow 9.4GPM RL94eN

$1,39349

Rinnai Luxury Tankless Water Heater RLX94iN - Silver

$1,12725

Rinnai Gas External Max BTU 180000 Max Flow 7.5GPM RL75eN

$1,12725

Rinnai Internal Max BTU 180000 Max Flow 7.5GPM RL75iP

$1,21199

Rinnai Value Series Tankless Water Heater V94iN

$1,21199

Rinnai Value Series Tankless Water Heater V94iP

$1,21149

Rinnai Value Series Tankless Water Heater V94eN

$1,15999

Rinnai Propane External Max BTU 180000 Max Flow 7.5GPM RL75eP

$16999

Marey Power Gas 5L Liquid Propane Tankless Water Heater

$4,87899

Boiler Max BTU 205000 Solo Lpg

$1,68649

Rinnai Propane Ext Ctwh 199k BTU 9.8GPM Max with Isolation Valve RU98eP - Silver

SALE ends in 3 days

Sale $1,45518

Rinnai Ultra Tankless Water Heater RUC90iP - Silver

$1,83599

Rinnai Hybrid Tank Tankless Assy Lpg

SALE ends in 3 days

Sale $1,22624

Rinnai Propane Ultra Int Ctwh 157k BTU 8.0GPM Max with Valve Tankless Water Heater RUC80iP

Water Heaters

Did you find what you were looking for?