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10 Best Outdoor Tankless Water Heaters 2024 in the United States

From leading brands and best sellers available on the web.
#1

Winner

NEW Rinnai RXP199iN Condensing Smar

Rinnai

NEW Rinnai RXP199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU

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#2
Rheem RTGH-95DVELN-3 Super High Eff

Rheem

16%OFF

Rheem RTGH-95DVELN-3 Super High Efficiency Condensing Indoor Tankless Natural Gas Water Heater, 9.5 GPM with WiFi

Available in:

5 Sizes

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#3
Stiebel Eltron Tankless Water Heate

Stiebel Eltron

8%OFF

Stiebel Eltron Tankless Water Heater - Tempra 29 Trend – Electric, On Demand Hot Water, Eco, White

Available in:

12 Styles

,

4 Patterns

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#4
Rinnai RUS75eN Tankless Hot Water H

Rinnai

Rinnai RUS75eN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Outdoor Installation

Available in:

4 Styles

,

2 Sizes

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#5
Rinnai RE180eP Non-Condensing Propa

Rinnai

Rinnai RE180eP Non-Condensing Propane Tankless Water Heater, Up to 6.9 GPM, Outdoor Installation, 180,000 BTU

Available in:

24 Styles

,

5 Sizes

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#6
NEW Rinnai RXP160iN Condensing Smar

Rinnai

NEW Rinnai RXP160iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 9 GPM, 160,000 BTU

View on Amazon
#7
Takagi T-H3-DV-N Condensing High Ef

Takagi

Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute, 199,000 BTU

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#8
Rinnai RL75eP Tankless Hot Water He

Rinnai

Rinnai RL75eP Tankless Hot Water Heater, 7.5 GPM, Propane, Outdoor Installation

Available in:

4 Styles

,

2 Sizes

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#9
Rheem RTG-70XLP-3 High Efficiency N

Rheem

Rheem RTG-70XLP-3 High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater, 7.0 GPM

Available in:

4 Sizes

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#10
Rinnai CU199eN Commercial Natural G

Rinnai

Rinnai CU199eN Commercial Natural Gas Condensing Tankless Water Heater, Outdoor Installation, 11 GPM

Available in:

6 Styles

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