#1 Home Improvement Retailer

Cart

Cart

Home
Plumbing
Water Heaters
Tankless Water Heaters
Tankless Gas Water Heaters

TANKLESS GAS WATER HEATERS

106 Results

    Sort by

    Top Sellers

Top Rated

IKONIC 11.2 GPM Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water HeaterIKONIC 11.2 GPM Super High Efficiency Indoor or Outdoor Natural Gas Tankless Water Heater
Expert Installation Available
(4.1 / 18)
Model# ECOHS200iN
Limit 5 per order
$1,529.00
Was $1,799.00
Save $270.00 (15%)
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
$1,789.00
Was $2,099.00
Save $310.00 (15%)
Performance Platinum 11 GPM High Efficiency Indoor Recirculating Natural Gas Tankless Water HeaterPerformance Platinum 11 GPM High Efficiency Indoor Recirculating Natural Gas Tankless Water Heater
Expert Installation Available
(3.5 / 327)
Model# ECOH200DVRHLN
Limit 5 per order
$1,449.00
Was $1,701.38
Save $252.38 (15%)

Best Seller

Sensei Super High Efficiency Plus 11 GPM 199,000 BTU Natural Gas/Propane Indoor/Outdoor Tankless Water Heater
Expert Installation Available
(4.4 / 743)
Model# RX199iN
Limit 25 per order
$1,532.79
Was $1,703.10
Save $170.31 (10%)

Top Rated

Sensei Super High Efficiency Plus 11 GPM 199,000 BTU Natural Gas/Propane Tankless Water Heater with Recirculating Pump
Expert Installation Available
(4.2 / 837)
Model# RXP199iN
Limit 25 per order
$1,861.02
Was $2,067.80
Save $206.78 (10%)
Sensei Super High Efficiency Plus 10 GPM 180,000 BTU Natural Gas/Propane Indoor/Outdoor Tankless Water Heater
Expert Installation Available
(4.5 / 344)
Model# RX180iN
Limit 25 per order
$1,409.94
Was $1,566.60
Save $156.66 (10%)
High Efficiency Non-Condensing 8.5 GPM Residential 180,000 BTU Interior Natural Gas Tankless Water HeaterHigh Efficiency Non-Condensing 8.5 GPM Residential 180,000 BTU Interior Natural Gas Tankless Water Heater
Expert Installation Available
(4.4 / 595)
Model# RE180iN
Limit 25 per order
$1,212.40
Sensei Super High Efficiency Plus 9.0 GPM 160,000 BTU Natural Gas/Propane Indoor/Outdoor Tankless Water Heater
Expert Installation Available
(4.5 / 397)
Model# RX160iN
Limit 25 per order
$1,298.43
Was $1,442.70
Save $144.27 (10%)
Sensei 11.1 GPM Commercial 199,000 BTU Propane/Natural Gas Indoor/Outdoor Tankless Water Heater
Expert Installation Available
(4.1 / 15)
Model# CX199iN
Limit 25 per order
$1,577.52
Was $1,752.80
Save $175.28 (10%)

Top Rated

High Efficiency Non-Condensing 9.8 GPM Residential 199,000 BTU Interior Natural Gas Tankless Water HeaterHigh Efficiency Non-Condensing 9.8 GPM Residential 199,000 BTU Interior Natural Gas Tankless Water Heater
Expert Installation Available
(4.5 / 478)
Model# RE199iN
Limit 25 per order
See Low Price in Cart

Top Rated

Sensei Super High Efficiency Plus 9.0 GPM 160,000 BTU Natural Gas/Propane Tankless Water Heater with Recirculating Pump
Expert Installation Available
(4.2 / 183)
Model# RXP160iN
Limit 25 per order
$1,517.04
Was $1,685.60
Save $168.56 (10%)
IKONIC 11.2 GPM Smart Super High Efficiency Indoor or Outdoor Liquid Propane Tankless Water Heater with RecirculationIKONIC 11.2 GPM Smart Super High Efficiency Indoor or Outdoor Liquid Propane Tankless Water Heater with Recirculation
Expert Installation Available
(4.8 / 6)
Model# ECOHSR200iP
Limit 5 per order
$1,789.00
Was $2,099.00
Save $310.00 (15%)