Outdoor Natural Gas Tankless Water Heaters

$953.00
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EnergyStar Condensing Water Heater. Low NOx Emissions. 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. 171k Effective BTU/h.
Item#: 69993
Model#: ATO-240H-N
Brand: A.O. Smith
$1,109.00
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Wall Mounted, Condensing Water Heater Ultra Low NOx Emissions Concentric Vent. Ratings: 7.4 GPM at 40° F Rise, 5.9 GPM at 50° F Rise, 4.9 GPM at 60° F Rise, 4.2 GPM at 70° F Rise. 160k Effective BTU/h.
Item#: 92628
Model#: RUS75EN
Brand: Rinnai
$1,079.10
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In-Stock
Wall Mounted, Non-Condensing Water Heater Low NOx Emissions. Ratings: 4.9 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.
Item#: 95819
Model#: V53DEN
Brand: Rinnai
$669.50
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In-Stock
EnergyStar Condensing Water Heater. Low NOx Emissions. 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.
Item#: 69991
Model#: ATO-140H-N
Brand: A.O. Smith
$917.00
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Factory-Direct
EnergyStar Condensing Water Heater. Low NOx Emissions. 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.
Item#: 69998
Model#: ATO-340H-N
Brand: A.O. Smith
$1,239.00
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Factory-Direct
EnergyStar Condensing Water Heater. Low NOx Emissions. 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. 189k Effective BTU/h.
Item#: 70002
Model#: ATO-540H-N
Brand: A.O. Smith
$1,377.00
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In-Stock
EnergyStar Condensing Water Heater. Low NOx Emissions. 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.
Item#: 76484
Model#: ATO-540P-N
Brand: A.O. Smith
$1,629.00
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Wall Mounted, Condensing Water Heater Ultra Low NOx Emissions Concentric Vent. Ratings: 6.0 GPM at 40° F Rise, 4.8 GPM at 50° F Rise, 4.0 GPM at 60° F Rise, 3.4 GPM at 70° F Rise. 130k Effective BTU/h.
Item#: 92626
Model#: RUS65EN
Brand: Rinnai
$649.00
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Only 3 In-Stock
$1,476.51
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In-Stock
$955.01
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Only 1 In-Stock
EnergyStar Condensing Water Heater. Ultra-Low NOx. 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.
Item#: 123224
Model#: ATO-240HX3-N
Brand: A.O. Smith
$1,484.35
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Factory-Direct
EnergyStar Condensing Water Heater. Ultra-Low NOx. 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.
Item#: 123226
Model#: ATO-340HX3-N
Brand: A.O. Smith
$1,464.95
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Factory-Direct
EnergyStar Condensing Water Heater. Ultra-Low NOx. 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.
Item#: 123228
Model#: ATO-540HX3-N
Brand: A.O. Smith
$1,605.10
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Factory-Direct
EnergyStar Condensing Water Heater. Ultra-Low NOx. 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.
Item#: 123230
Brand: State Water Heaters
$1,295.00
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Factory-Direct
EnergyStar Condensing Water Heater. Ultra-Low NOx. 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.
Item#: 123232
Brand: State Water Heaters
$1,421.00
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Factory-Direct
EnergyStar Condensing Water Heater. Ultra-Low NOx. 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.
Item#: 123234
Brand: State Water Heaters
$1,558.00
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Factory-Direct
Wall Mounted, Non-Condensing Boiler Water Heater Ultra Low NOx Emissions Ratings: 5.3 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. 140k Effective BTU/h
Item#: 124515
Model#: RE140EN
Brand: Rinnai
$830.20
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In-Stock
Wall Mounted, Non-Condensing Boiler Water Heater Ultra Low NOx Emissions Ratings: 6.6 GPM at 40° F Rise, 5.3 GPM at 50° F Rise, 4.4 GPM at 60° F Rise, 3.8 GPM at 70° F Rise. 160k Effective BTU/h
Item#: 124519
Model#: RE160EN
Brand: Rinnai
$932.40
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In-Stock
Wall Mounted, Non-Condensing Boiler Water Heater Ultra Low NOx Emissions Ratings: 7.4 GPM at 40° F Rise, 6.0 GPM at 50° F Rise, 5.0 GPM at 60° F Rise, 4.3 GPM at 70° F Rise. 180k Effective BTU/h
Item#: 124523
Model#: RE180EN
Brand: Rinnai
$1,138.20
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In-Stock
Wall Mounted, Non-Condensing Boiler Water Heater Ultra Low NOx Emissions Ratings: 6.6 GPM at 40° F Rise, 5.3 GPM at 50° F Rise, 4.4 GPM at 60° F Rise, 3.8 GPM at 70° F Rise. 160k Effective BTU/h
Item#: 124528
Model#: REP160EN
Brand: Rinnai
$1,059.80
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Only 2 In-Stock
$1,441.30
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Only 4 In-Stock
Wall Mounted, Non-Condensing Boiler Water Heater Ultra Low NOx Emissions 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
Item#: 132522
Model#: RE199EN
Brand: Rinnai
$1,336.30
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In-Stock
$804.00
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