Gas Tankless Water Heaters
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Wall Mounted, Non-Condensing Boiler Water Heater Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.2 GPM at 40° F Rise, 6.6 GPM at 50° F Rise, 5.5 GPM at 60° F Rise, 4.6 GPM at 70° F Rise. 199k Effective BTU/h
$1,167.39
Was $1,853.00
SAVE $685.61
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EnergyStar Condensing Water Heater. Ultra-Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 6.7 GPM at 40° F Rise, 6.1 GPM at 50° F Rise, 5.0 GPM at 60° F Rise, 4.3 GPM at 70° F Rise. 152k Effective BTU/h.
$985.95
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 9.5 GPM at 40° F Rise, 7.5 GPM at 50° F Rise, 6.3 GPM at 60° F Rise, 5.4 GPM at 70° F Rise. 199k Max BTU/h.
$1,394.00
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 5.8 GPM at 40° F Rise, 4.6 GPM at 50° F Rise, 3.8 GPM at 60° F Rise, 3.3 GPM at 70° F Rise. 122k Effective BTU/h.
$899.56
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 8.0 GPM at 40° F Rise, 6.8 GPM at 50° F Rise, 5.7 GPM at 60° F Rise, 4.8 GPM at 70° F Rise. 171k Effective BTU/h.
$1,142.00
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.4 GPM at 40° F Rise, 6.7 GPM at 50° F Rise, 5.6 GPM at 60° F Rise, 4.8 GPM at 70° F Rise. 180k Effective BTU/h.
$1,549.88
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Rinnai Luxury Series RUCS65IN - Residential 130,000 BTU - Natural Gas Tankless Water Heater - Indoor
Wall Mounted, Condensing Water Heater Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Concentric Vent. Ratings: 6.0 GPM at 40° F Rise, 4.8 GPM at 50° F Rise, 4.0 GPM at 60° F Rise, 3.5 GPM at 70° F Rise. 130k Effective BTU/h.
$599.00
Was $649.00
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 5.0 GPM at 40° F Rise, 3.9 GPM at 50° F Rise, 3.3 GPM at 60° F Rise, 2.8 GPM at 70° F Rise. 120k Effective BTU/h.
$644.48
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Wall Mounted, Condensing Boiler Water Heater Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.6 GPM at 40° F Rise, 6.9 GPM at 50° F Rise, 5.8 GPM at 60° F Rise, 4.9 GPM at 70° F Rise. 180k Effective BTU/h.
$1,273.23
Only 1 In-Stock
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EnergyStar Commercial Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 13.2 GPM at 40& deg; F Rise, 11.6 GPM at 50° F Rise, 9.7 GPM at 60° F Rise, 8.3 GPM at 70° F Rise. 300k Effective BTU/h.
$4,887.00
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$238.45
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$306.89
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$310.39
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EnergyStar Commercial Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.4 GPM at 40° F Rise, 6.7 GPM at 50° F Rise, 5.6 GPM at 60° F Rise, 4.8 GPM at 70° F Rise. 199.9k Effective BTU/h.
$1,639.00
In-Stock
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2% Check Discount
EnergyStar Commercial Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 13.2 GPM at 40& deg; F Rise, 11.6 GPM at 50° F Rise, 9.7 GPM at 60° F Rise, 8.3 GPM at 70° F Rise. 300k Effective BTU/h.
$4,887.00
In-Stock
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2% Check Discount
$1,243.00
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$205.22
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$208.88
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$259.90
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$205.27
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$205.84
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$220.76
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$236.60
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Displaying Products 73 - 96 (of 254)
Tools & Articles
Flow Rate at 40°F Rise
4 - 6 GPM
4 - 6 GPM Gas Tankless Water Heaters
6 - 7 GPM
6 - 7 GPM Gas Tankless Water Heaters
7 - 8 GPM
7 - 8 GPM Gas Tankless Water Heaters
8 - 9 GPM
8 - 9 GPM Gas Tankless Water Heaters
Greater Than 9 GPM
Greater Than 9 GPM Gas Tankless Water Heaters
Flow Rate at 50°F Rise
3 - 4 GPM
3 - 4 GPM Gas Tankless Water Heaters
4 - 5 GPM
4 - 5 GPM Gas Tankless Water Heaters
5 - 6 GPM
5 - 6 GPM Gas Tankless Water Heaters
6 - 7 GPM
6 - 7 GPM Gas Tankless Water Heaters
Greater Than 7 GPM
Greater Than 7 GPM Gas Tankless Water Heaters
Flow Rate at 60°F Rise
3 - 4 GPM
3 - 4 GPM Gas Tankless Water Heaters
4 - 5 GPM
4 - 5 GPM Gas Tankless Water Heaters
5 - 6 GPM
5 - 6 GPM Gas Tankless Water Heaters
6 - 7 GPM
6 - 7 GPM Gas Tankless Water Heaters
Greater Than 7 GPM
Greater Than 7 GPM Gas Tankless Water Heaters
Flow Rate at 70°F Rise
2 - 3 GPM
2 - 3 GPM Gas Tankless Water Heaters
3 - 4 GPM
3 - 4 GPM Gas Tankless Water Heaters
4 - 5 GPM
4 - 5 GPM Gas Tankless Water Heaters
5 - 6 GPM
5 - 6 GPM Gas Tankless Water Heaters
Greater Than 6 GPM
Greater Than 6 GPM Gas Tankless Water Heaters
Gas tankless water heaters can use either natural gas or liquid propane for their fuel source and be installed either indoors or outdoors. If you are looking for this type of versatility, shop our wide selection of gas tankless water heaters from the top brands and find the perfect match today.