#1 Home Improvement Retailer

Cart

Cart

Home
Plumbing
Water Heaters
Tankless Water Heaters
Tankless Gas Water Heaters

Tankless Gas Water Heaters

Get It Fast

caret-icon
Filters
Filters
Clear All

Get It Fast

caret-icon

Department

caret-icon
Tankless Gas Water Heaters

Price

caret-icon
to

Review Rating

caret-icon
54 & Up3 & Up2 & Up1 & Up

Number of Showers

caret-icon

Water Heater Features

caret-icon

Maximum Flow Rate (gallons per minute)

caret-icon

BTU Rating

caret-icon

Indoor/Outdoor

caret-icon

Eco Friendly

caret-icon
Number of Showersopen arrow
Water Heater Featuresopen arrow
Maximum Flow Rate (gallons per minute)open arrow
BTU Ratingopen arrow
Priceopen arrow
Clear All
6 Results

    Sort by

    Top Sellers
Top Rated
High Efficiency 7.5 GPM Residential 180,000 BTU Natural Gas Interior Tankless Water Heater
Expert Installation Available
(4.3 / 570)
Model# V75iN
Limit 5 per order
$799.99
Was $993.40
Save $193.41 (19%)
Buy 3 or more $719.99
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
(4.4 / 45)
Model# RE199iN
Limit 5 per order
$1167.39
Was $1297.10
Save $129.71 (10%)
Buy 3 or more $1050.65
High Efficiency Non-Condensing 9.8 GPM Residential 199,000 BTU Exterior Natural Gas Tankless Water HeaterHigh Efficiency Non-Condensing 9.8 GPM Residential 199,000 BTU Exterior Natural Gas Tankless Water Heater
Expert Installation Available
(4.9 / 14)
Model# RE199eN
Limit 5 per order
$1167.39
Was $1297.10
Save $129.71 (10%)
Buy 3 or more $1050.65
Super High Efficiency 7.5 GPM Residential 160,000 BTU Natural Gas Interior Tankless Water Heater
Expert Installation Available
(4.3 / 278)
Model# RUCS75iN
$699.00
Was $1135.90
Save $436.90 (38%)
Buy 3 or more $629.10
High Efficiency Non-Condensing 5.3 GPM Residential 140,000 BTU Interior Natural Gas Tankless Water HeaterHigh Efficiency Non-Condensing 5.3 GPM Residential 140,000 BTU Interior Natural Gas Tankless Water Heater
Expert Installation Available
(4.4 / 45)
Model# RE140iN
Limit 5 per order
$725.13
Was $805.70
Save $80.57 (10%)
Buy 3 or more $652.62
High Efficiency Non-Condensing 5.3 GPM Residential 140,000 BTU Exterior Natural Gas Tankless Water HeaterHigh Efficiency Non-Condensing 5.3 GPM Residential 140,000 BTU Exterior Natural Gas Tankless Water Heater
Expert Installation Available
(4.9 / 14)
Model# RE140eN
Limit 5 per order
$725.13
Was $805.70
Save $80.57 (10%)
Buy 3 or more $652.62

Installation Services

Tankless Water Heater Installation

Get started with a free consultation, where we'll ensure a tankless unit will fit your space and review the best options for your budget and needs
Learn More