Natural Gas Tankless Water Heaters
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 5.4 GPM at 40° F Rise, 4.4 GPM at 50° F Rise, 3.8 GPM at 60° F Rise, 3.2 GPM at 70° F Rise. 112k Effective BTU/h.
$695.00
Was $845.00
SAVE $150.00
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 7.1 GPM at 40° F Rise, 5.8 GPM at 50° F Rise, 4.9 GPM at 60° F Rise, 4.2 GPM at 70° F Rise. 157k Effective BTU/h.
$1,295.62
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$831.00
Was $981.00
SAVE $150.00
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$1,010.00
Was $1,160.00
SAVE $150.00
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 9.0 GPM at 40° F Rise, 6.9 GPM at 50° F Rise, 5.8 GPM at 60° F Rise, 5.0 GPM at 70° F Rise.
$1,401.44
Was $1,591.00
SAVE $189.56
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 5.8 GPM at 40° F Rise, 4.5 GPM at 50° F Rise, 3.9 GPM at 60° F Rise, 3.3 GPM at 70° F Rise. 140k Effective BTU/h.
$695.00
Was $845.00
SAVE $150.00
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.3 GPM at 40° F Rise, 6.9 GPM at 50° F Rise, 5.5 GPM at 60° F Rise, 4.8 GPM at 70° F Rise. 199k Max BTU/h.
$909.00
Was $1,059.00
SAVE $150.00
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Concentric Vent. 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.
$1,551.68
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Concentric Vent. Ratings: 7.6 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. 180k Effective BTU/h.
$1,441.00
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 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 Effective BTU/h.
$1,351.00
Was $1,501.00
SAVE $150.00
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 6.7 GPM at 40° F Rise, 6.1 GPM at 50° F Rise, 5.1 GPM at 60° F Rise, 4.3 GPM at 70° F Rise. 160k Max BTU/h.
$1,295.00
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 8 GPM at 40° F Rise, 6.8 GPM at 50° F Rise, 5.8 GPM at 60° F Rise, 4.9 GPM at 70° F Rise. 180k Max BTU/h.
$1,421.00
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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, 6.2 GPM at 60° F Rise, 5.2 GPM at 70° F Rise. 199k Max BTU/h.
$1,558.00
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EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 6.7 GPM at 40° F Rise, 6.1 GPM at 50° F Rise, 5.1 GPM at 60° F Rise, 4.3 GPM at 70° F Rise. 160k Max BTU/h.
$1,295.00
Factory-Direct
Free Shipping
2% Check Discount
EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 8 GPM at 40° F Rise, 6.8 GPM at 50° F Rise, 5.8 GPM at 60° F Rise, 4.9 GPM at 70° F Rise. 180k Max BTU/h.
$1,421.00
Factory-Direct
Free Shipping
2% Check Discount
EnergyStar Condensing Water Heater. Ultra-Low NOx (14 ng/J or 20 ppm). Ratings: 6.7 GPM at 40° F Rise, 6.1 GPM at 50° F Rise, 5.1 GPM at 60° F Rise, 4.3 GPM at 70° F Rise. 160k Max BTU/h.
$1,145.00
Was $1,295.00
SAVE $150.00
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2% Check Discount
$1,170.00
In-Stock
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EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 5.4 GPM at 40° F Rise, 4.4 GPM at 50° F Rise, 3.8 GPM at 60° F Rise, 3.2 GPM at 70° F Rise. 112k Effective BTU/h.
$695.00
Was $845.00
SAVE $150.00
Factory-Direct
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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.
$992.00
Was $1,142.00
SAVE $150.00
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EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 7.9 GPM at 40° F Rise, 6.2 GPM at 50° F Rise, 5.3 GPM at 60° F Rise, 4.5 GPM at 70° F Rise. 190k Max BTU/h.
$699.00
Was $849.00
SAVE $150.00
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Displaying Products 97 - 116 (of 116)
Tools & Articles
Natural gas tankless water heaters are compact, can supply hot water as long as needed, and require less energy to run than other systems. Depending on the model, natural gas tankless water heaters are also available as indoor or outdoor units, offering the homeowner more flexibility.
Flow Rate at 40°F Rise
4 - 6 GPM
4 - 6 GPM Natural Gas Tankless Water Heaters
6 - 7 GPM
6 - 7 GPM Natural Gas Tankless Water Heaters
7 - 8 GPM
7 - 8 GPM Natural Gas Tankless Water Heaters
8 - 9 GPM
8 - 9 GPM Natural Gas Tankless Water Heaters
Greater Than 9 GPM
Greater Than 9 GPM Natural Gas Tankless Water Heaters
Flow Rate at 50°F Rise
3 - 4 GPM
3 - 4 GPM Natural Gas Tankless Water Heaters
4 - 5 GPM
4 - 5 GPM Natural Gas Tankless Water Heaters
5 - 6 GPM
5 - 6 GPM Natural Gas Tankless Water Heaters
6 - 7 GPM
6 - 7 GPM Natural Gas Tankless Water Heaters
Greater Than 7 GPM
Greater Than 7 GPM Natural Gas Tankless Water Heaters
Flow Rate at 60°F Rise
3 - 4 GPM
3 - 4 GPM Natural Gas Tankless Water Heaters
4 - 5 GPM
4 - 5 GPM Natural Gas Tankless Water Heaters
5 - 6 GPM
5 - 6 GPM Natural Gas Tankless Water Heaters
6 - 7 GPM
6 - 7 GPM Natural Gas Tankless Water Heaters
Greater Than 7 GPM
Greater Than 7 GPM Natural Gas Tankless Water Heaters
Flow Rate at 70°F Rise
2 - 3 GPM
2 - 3 GPM Natural Gas Tankless Water Heaters
3 - 4 GPM
3 - 4 GPM Natural Gas Tankless Water Heaters
4 - 5 GPM
4 - 5 GPM Natural Gas Tankless Water Heaters
5 - 6 GPM
5 - 6 GPM Natural Gas Tankless Water Heaters
Greater Than 6 GPM
Greater Than 6 GPM Natural Gas Tankless Water Heaters