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Rheem Tankless Water Heaters

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Top Rated

Performance Platinum 9.5 GPM Smart Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water HeaterPerformance Platinum 9.5 GPM Smart Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water Heater
Expert Installation Available
(4.1 / 560)
Model# ECOH200DVELN-3
$1,199.00
Buy 3 or more $1,079.10
Performance 36 kW 7.03 GPM 240-Volt Self-Modulating Electric Tankless Water HeaterPerformance 36 kW 7.03 GPM 240-Volt Self-Modulating Electric Tankless Water Heater
Expert Installation Available
(3.9 / 2670)
Model# RETEX-36
$649.00
Buy 3 or more $584.10
Performance 27 kW 5.27 GPM 240-Volt Self-Modulating Electric Tankless Water HeaterPerformance 27 kW 5.27 GPM 240-Volt Self-Modulating Electric Tankless Water Heater
Expert Installation Available
(3.9 / 2676)
Model# RETEX-27
$549.00
Buy 3 or more $494.10

Best Seller

Performance 18 kW 3.51 GPM 240-Volt Self-Modulating Electric Tankless Water HeaterPerformance 18 kW 3.51 GPM 240-Volt Self-Modulating Electric Tankless Water Heater
Expert Installation Available
(3.9 / 2667)
Model# RETEX-18
$449.00
Buy 3 or more $404.10
Performance Plus 9.5 GPM Smart Non-Condensing Outdoor Natural Gas Tankless Water HeaterPerformance Plus 9.5 GPM Smart Non-Condensing Outdoor Natural Gas Tankless Water Heater
Expert Installation Available
(4.4 / 189)
Model# ECO200XELN-3
$1,337.63
Buy 3 or more $1,203.87

Top Rated

Performance Platinum 8.4 GPM Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water HeaterPerformance Platinum 8.4 GPM Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water Heater
Expert Installation Available
(4.1 / 170)
Model# ECOH160DVLN-3
Limit 5 per order
$849.00
Was $999.00
Save $150.00 (15%)
Buy 3 or more $764.10
9.5 GPM Smart Tankless Water Heater, Brass Service Valves, and 3 in. Vent Termination Kit
(4 / 252)
$1,321.30
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Top Rated

Performance Platinum 9.0 GPM Smart Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water HeaterPerformance Platinum 9.0 GPM Smart Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water Heater
Expert Installation Available
(4.1 / 233)
Model# ECOH180DVELN-3
Limit 5 per order
$929.00
Was $1,088.61
Save $159.61 (15%)
Buy 3 or more $836.10
IKONIC 11.2 GPM Smart Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water Heater with RecirculationIKONIC 11.2 GPM Smart Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water Heater with Recirculation
Expert Installation Available
(3.9 / 22)
Model# ECOHSR200iN
Limit 5 per order
$1,784.00
Was $2,099.00
Save $315.00 (15%)
Buy 3 or more $1,605.60
Performance Plus 9.5 GPM Smart Non-Condensing Indoor Natural Gas Tankless Water HeaterPerformance Plus 9.5 GPM Smart Non-Condensing Indoor Natural Gas Tankless Water Heater
Expert Installation Available
(4 / 203)
Model# ECO200DVELN-3
Limit 5 per order
$899.00
Was $1,057.39
Save $158.39 (15%)
Buy 3 or more $809.10
Performance 13 kW 2.54 GPM 240-Volt Self-Modulating Electric Tankless Water HeaterPerformance 13 kW 2.54 GPM 240-Volt Self-Modulating Electric Tankless Water Heater
Expert Installation Available
(3.9 / 2673)
Model# RETEX-13
$299.00
Buy 3 or more $269.10
Performance Plus 7.0 GPM Non-Condensing Outdoor Liquid Propane Tankless Water HeaterPerformance Plus 7.0 GPM Non-Condensing Outdoor Liquid Propane Tankless Water Heater
Expert Installation Available
(4.3 / 112)
Model# ECO160XLP-3
Limit 5 per order
$684.00
Was $804.00
Save $120.00 (15%)
Buy 3 or more $615.60