Best Gas Tankless Water Heaters

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Rheem RTGH-95DVLN-3 RTGH S…

NEW Rinnai rx199in Condensing Smart …

Rheem RTG-70DVLN-3 High Eff…

Rheem RRTG95XLN16716…

$1,222.75

Amazon.com

4.5

Rheem RTG-95XLN-3 High Efficiency N…

$1,219.51

Amazon.com

4.5

Eccotemp Builder Series 6.0 GPM Ind…

Navien NPE-210S2 180,000 BTU Cond…

Tankless Water Heater, GASLAND …

Rinnai rsc160in Smart-Circ Conden…

$1,106.62

Amazon.com

4.5

Eccotemp Builder Series 6.5 GPM Ind…

Rheem RTG-84XLN-1 Mid-Efficiency 8.…

Ranein Natural Gas Tankless Water He…

$369.00

Walmart

4.0

Ranein Propane Gas Tankless Water He…

$399.00

Amazon.com

4.5

Rheem rectgh-s11in Ikonic 11.2 GPM 1…

$1,958.57

Build

Free shipping

NEW Rinnai rxp160in Condensi…

$1,521.80

Amazon.com

4.5

Ranein Propane Gas Tankless Water He…

Rheem RTG-95XLN-1 9.5 GPM 19990…

$1,287.10

Build

4.5

EZ Tankless Sapphire Series 14…

$664.95

FactoryPure

5.0

Rheem RTG-95DVLN-3 9.5 GP…

$1,079.95

FactoryPure

Rheem RTG-70XLN-3 7 GPM Outdoor …

$749.95

FactoryPure

4.5

Ranein Propane Gas Tankless Water He…

Rheem RTG-95XLN-1 9.5 GPM 19990…

$1,287.10

Build

4.5

EZ Tankless Sapphire Series 14…

$664.95

FactoryPure

5.0

Rheem RTG-95DVLN-3 9.5 GP…

$1,079.95

FactoryPure

Rheem RTG-70XLN-3 7 GPM Outdoor …

$749.95

FactoryPure

4.5

Rheem RTG-70DVLN-1 7 GPM …

$822.14

Build

4.5

Takagi T-H3-DV-N 10 GPM 199000 B…

$1,541.43

Build

4.5

Eccotemp FVI12-NG Natural Gas Indoo…

$349.95

Global Industrial

5.0

Rinnai ru199in Super High Efficie…

Takagi TK-110U-I 6.6 GPM 120 Volt …

Mizudo 3.6 GPM Tankless Water He…

$358.00

FactoryPure

5.0

Rheem Super High Efficiency Conden…

Rheem RTGH-95DVLN-3 Rheem …

$1,499.00

Build

4.5

Natural Gas Tankless Water He…

$339.00

Amazon.com

4.5

Ranein Natural Gas Tankless Water He…

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  Ranein Natural Gas Tankless Water …
  $579.00
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  Eccotemp Builder Grade 6.0 GPM Ind…
  $485.43
  $591.99
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  FOGATTI Natural Gas Tankless Wate…
  $499.00
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  Rheem IKONIC rectgh-s10in Super Hi…
  $1,532.00
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  Rinnai cxp199in High Efficiency Plus …
  $2,011.80
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  SMARTHOME Indoor 6.8 GPM Natur…
  $504.49
  $621.49
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  Rheem IKONIC rectgh-sr84in Super …
  $1,804.29
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  Rinnai re199in 9.8 GPM 199000 BTU …
  $1,167.39
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  Ranein Propane Gas Tankless Water …
  $269.00
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  Rinnai RE140EN 5.3 GPM 140,000 B…
  $807.96
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  Bed Bath & Beyond
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  Rheem RTGH-95DVELN-3 Super Hig…
  $1,372.34
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  Rinnai re140in 5.3 GPM 140000 BTU …
  $725.13
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  A.O. Smith Signature Series 10-GPM …
  $1,659.00
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  Lowe's
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  Rheem RRTGH84DVLN3701171 Rhe…
  $982.73
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  Rheem RRTGH90DVLN3701173 Rhe…
  $1,016.38
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  Amazon.com
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  Rheem RRTGH68DVLN3701169 Rhe…
  $1,085.71
  A
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  Rinnai V53den Tankless Hot Water H…
  $602.74
  A
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  Rheem RTGH-68DVLN-3 Super High …
  $1,001.00
  B
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  Rinnai Rsc199ip Smart-Circ Condens…
  $1,694.16
  A
  Amazon.com
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  Rheem Non-Condensing 7.0GPM Out…
  $709.64
  $788.49
  B
  Bed Bath & Beyond
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  Rinnai RE140EN 5.3 GPM 140000 BT…
  $725.13
  B
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  16% DROP
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  Noritz NR501-OD-NG Outdoor Tankle…
  $694.07
  B
  Bed Bath & Beyond
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  Rinnai re140in 5.3 GPM 140,000 BT…
  $801.87
  B
  Bed Bath & Beyond
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  Rheem RTG-84DVLN-3 High Efficienc…
  $895.82
  A
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  Rinnai RE160EN 6.6 GPM 160,000 B…
  $897.48
  B
  Bed Bath & Beyond
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  Rinnai re180in 8.5 GPM 180,000 BT…
  $1,096.14
  B
  Bed Bath & Beyond
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  18L 5Gpm On-Demand Tankless Nat…
  $129.90
  E
  eBay
  19% DROP
  Free shipping
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  18L 5Gpm Tankless Hot Water Heate…
  $129.90
  E
  eBay
  19% DROP
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  Rinnai RE160EN He 160K Btu Natura…
  $940.99
  4%cash back
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  This is an offer from Microsoft. You'll get 4% cash back on this item from Microsoft Cashback. Learn more | Terms & conditions
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  Zoro.com
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  NEW Rinnai rx160in Condensing Sm…
  $1,302.70
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  Amazon.com
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  Rheem 670751 Tankless Gas Water …
  $1,284.99
  Z
  Zoro.com
  Free shipping
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  18L Natural Gas Tankless Water Hea…
  $219.99
  E
  eBay
  16% DROP
  Free shipping
33. Saved
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  Rinnai High Efficiency Non-Condensi…
  $1,167.39
  $1,297.10
  L
  Lowe's
  SALE
34. Saved
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  18L Propane Gas Tankless Water He…
  $219.99
  E
  eBay
  Free shipping
35. Saved
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  Rheem RTG-84XLN-3 High Efficienc…
  $871.56
  A
  Amazon.com
  17% DROP
  Free shipping
36. Saved
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  Natural Gas Tankless Water Heater …
  $597.07
  $1,613.70
  A
  Aliexpress
  SALE
  Free shipping
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Takagi T-H3M-DV 6.6 GPM 120000 B…
$1,048.28
Build
4.0
·
1
Tankless Water Heater 4.8Gpm Na…
$166.87
Walmart
4.5
·
52
Rheem RTGH-95DVLN-3 9.5 GP…
$1,349.00
FactoryPure
4.5
·
66
Eccotemp 6GB-ING Natural Gas Indoo…
$599.00
WebstaurantStore
4.5
·
20
Hot Water Heater, 18/27KW 240V Wh…
$199.50

$220.50
Temu US
Free shipping
Mizudo 4.3 GPM Tankless Water He…
$398.00
FactoryPure
4.5
·
104
EZ Tankless EZ-202-NG 4.0 GPM 8500…
$314.48
FactoryPure
3.0
·
9
Rheem IKONIC RTGH-SR11I 11.2 …
$1,694.00
FactoryPure
5.0
·
2
Rheem RTGH-RH11DVLN Prestig…
$1,797.47
Build
3.5
·
21
Rheem RTG-70DVLN-3 High-Eff…
$804.00
SupplyHouse.com
5.0
·
1
Rinnai V53DEP V53dep V Model S…
$669.71
Build
4.5
·
1K+
17 % price drop
Rheem Super High Efficiency Conden…
$1,350.69

$1,541.99
Wayfair
4.0
·
19
EZ Tankless EZSUPNG Indoor S…
$789.00
FactoryPure
4.5
·
23
Rheem RTG-84XLN-3 High Efficiency N…
$953.00
Bed Bath & Beyond
4.5
·
19
Ranein Propane Gas Tankless Water He…
$369.00
Walmart
3.0
·
2
Rinnai SENSEI cx160in Natural G…
$1,359.40
WebstaurantStore
Hot Water Heater, 18/27KW 240V Wh…
$240.22

$265.51
Temu US
Free shipping
FOGATTI Propane Gas Tankless Wat…
$499.00
Amazon.com
4.0
·
156
Ranein Natural Gas Tankless Water He…
$559.00
Walmart
Free shipping
Rinnai V53dep Tankless Hot Wate…
$602.74
Amazon.com
4.5
·
1K+
- 10 Best Tankless Water Heaters | Top 10 Tankless Water Heaters
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10 Best Tankless Water Heaters | Top 10 Tankless Water Heaters

Best Gas Tankless Water Heater - See Our #1 Pick That Will Surprise You