Liquid Propane Tankless Water Heaters

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Uniform Energy Factor Learn More
Uniform Energy Factor
Uniform Energy Factor (UEF) is a measurement of water heater energy efficiency. The higher the energy factor, the more efficient the water heater.
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Vent Type Learn More
Vent Type
Products that use combustion (burning) of fuel to create heat also create potentially dangerous gasses that need to be exhausted (AKA "Vented"). Depending on the product, venting can be done via a chimney, through a side wall, or use a second vent to provide fresh air to the appliance.
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Flow Rate at 40F Temperature Rise (GPM) Learn More
Flow Rate at 40F Temperature Rise (GPM)
Flow rate measures how much hot water your heater can deliver. Click Learn More to determine the appropriate temperature rise to use based on your location.
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Flow Rate at 50F Temperature Rise (GPM) Learn More
Flow Rate at 50F Temperature Rise (GPM)
Flow rate measures how much hot water your heater can deliver. Click Learn More to determine the appropriate temperature rise to use based on your location.
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Flow Rate at 60F Temperature Rise (GPM) Learn More
Flow Rate at 60F Temperature Rise (GPM)
Flow rate measures how much hot water your heater can deliver. Click Learn More to determine the appropriate temperature rise to use based on your location.
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Flow Rate at 70F Temperature Rise (GPM) Learn More
Flow Rate at 70F Temperature Rise (GPM)
Flow rate measures how much hot water your heater can deliver. Click Learn More to determine the appropriate temperature rise to use based on your location.
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Maximum Input Capacity (BTU) Learn More
Maximum Input Capacity (BTU)
The Maximum Input Capacity describes how quickly the appliance will use fuel when delivering it's maximum capacity. The units may change depending on the fuel being used.
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EnergyStar Condensing Water Heater. Ultra-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. 120k Effective BTU/h.
Item#: 77959
Model#: T-H3M-OS-P
Brand: Takagi
$845.00
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EnergyStar Condensing Water Heater. Ultra-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. 152k Effective BTU/h.
Item#: 77962
Model#: T-H3J-DV-P
Brand: Takagi
$985.95
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions. Ratings: 9.8 GPM at 40° F Rise, 7.8 GPM at 50° F Rise, 6.5 GPM at 60° F Rise, 5.6 GPM at 70° F Rise. 199.9k Effective BTU/h.
Item#: 82332
Model#: EZ111DV-LP
Brand: Noritz
Sale: $1,687.64
On Sale Through 06/09
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions. Ratings: 8.6 GPM at 40° F Rise, 6.9 GPM at 50° F Rise, 5.7 GPM at 60° F Rise, 4.9 GPM at 70° F Rise. 180k Effective BTU/h.
Item#: 82334
Model#: EZ98DV-LP
Brand: Noritz
Sale: $1,556.85
On Sale Through 06/09
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
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Wall Mounted, Non-Condensing Boiler Water Heater Ultra Low NOx Emissions Ratings: 7.9 GPM at 40° F Rise, 6.6 GPM at 50° F Rise, 5.5 GPM at 60° F Rise, 4.7 GPM at 70° F Rise. 199k Effective BTU/h
Item#: 124535
Model#: REP199IP
Brand: Rinnai
$1,297.17
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Originally $7,937.10$7,541.10
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
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$1,001.00
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EnergyStar Condensing Water Heater. Ultra-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#: 70550
Model#: T-H3-DV-P
Brand: Takagi
$1,210.95
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EnergyStar Condensing Water Heater. Ultra-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#: 70556
Model#: T-H3-OS-P
Brand: Takagi
$1,195.95
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions. 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. 148k Effective BTU/h.
Item#: 31855
Model#: NRC711OD-LP
Brand: Noritz
Sale: $1,230.83
On Sale Through 06/09
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EnergyStar Condensing Water Heater. Ultra Low NOx Emissions. 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.
Item#: 31859
Model#: NRC98-OD-LP
Brand: Noritz
Sale: $1,472.38
On Sale Through 06/09
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EnergyStar Water Heater. Ultra Low NOx Emissions. 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.
Item#: 32017
Model#: NR662OD-LP
Brand: Noritz
Sale: $854.58
On Sale Through 06/09
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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#: 69979
Model#: ATI-140H-P
Brand: A.O. Smith
$917.00
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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. 152k Effective BTU/h.
Item#: 69980
Model#: ATI-240H-P
Brand: A.O. Smith
$1,109.00
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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#: 69983
Model#: ATI-340H-P
Brand: A.O. Smith
$1,239.00
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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#: 69992
Model#: ATO-140H-P
Brand: A.O. Smith
$917.00
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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#: 69994
Model#: ATO-240H-P
Brand: A.O. Smith
$1,109.00
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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#: 69999
Model#: ATO-340H-P
Brand: A.O. Smith
$1,239.00
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EnergyStar Water Heater. Ultra Low NOx Emissions. 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.
Item#: 70848
Model#: BNR83-DVC-LP
Brand: Noritz
Sale: $1,291.94
On Sale Through 06/09
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EnergyStar Condensing Water Heater. Ultra-Low NOx. 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.
Item#: 76483
Model#: ATI-540P-P
Brand: A.O. Smith
Sale: $1,613.00
On Sale Through 06/01
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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#: 76485
Model#: ATO-540P-P
Brand: A.O. Smith
$1,629.00
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EnergyStar Condensing Water Heater. Ultra-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#: 77760
Model#: TK-540P-PIH
Brand: Takagi
$1,415.95
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EnergyStar Condensing Water Heater. Ultra-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#: 77762
Model#: TK-540P-PEH
Brand: Takagi
$1,415.95
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EnergyStar Condensing Water Heater. Ultra-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. 152k Effective BTU/h.
Item#: 77961
Model#: T-H3J-OS-P
Brand: Takagi
$965.95
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