Best Gas Tankless Water Heaters

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Rheem RRTG95XLN16716…

$1,222.75

Amazon.com

4.5

Rheem RTG-70XLP-3 High Efficiency N…

NEW Rinnai rx199in Condensing Smart …

Rheem RTG-84XLN-1 Mid-Efficiency 8.…

Rheem RTGH-95DVLN-3 RTGH S…

Rheem RTG-84DVLN-3 High Eff…

$846.31

Amazon.com

3.5

Ranein Natural Gas Tankless Water He…

Ranein Natural Gas Tankless Water He…

$369.00

Walmart

4.0

NEW Rinnai rxp160in Condensi…

$1,521.80

Amazon.com

4.5

Rheem Prestige High Efficiency 9.5…

Ranein Natural Gas Tankless Water He…

$299.00

Walmart

Free shipping

Rheem Tankless Indoor Liquid Prop…

$1,244.48

Amazon.com

3.5

Rinnai ru199in Super High Efficie…

Ranein Natural Gas Tankless Water He…

Ranein Propane Gas Tankless Water He…

$369.00

Walmart

3.0

Rinnai Rsc199ip Smart-Circ Conden…

$1,739.55

Amazon.com

5.0

Ranein Natural Gas Tankless Water He…

Rheem High Efficiency Conden…

Rinnai rx199in rx199in 199,000 B…

$1,537.90

SupplyHouse.com

5.0

Rheem RTG-70XLN-3 7 GPM Outdoor …

$749.95

FactoryPure

4.5

Rinnai Rsc199ip Smart-Circ Conden…

$1,739.55

Amazon.com

5.0

Ranein Natural Gas Tankless Water He…

Rheem High Efficiency Conden…

Ranein Propane Gas Tankless Water He…

Rinnai rx199in rx199in 199,000 B…

$1,537.90

SupplyHouse.com

5.0

Rheem RTG-70XLN-3 7 GPM Outdoor …

$749.95

FactoryPure

4.5

Rinnai Re199ep Non-Condensing …

$1,167.39

Amazon.com

4.5

Rheem RTG-95DVLN-3 9.5 GP…

$1,079.95

FactoryPure

Ranein Natural Gas Tankless Water He…

$699.00

Walmart

Free shipping

AO Smith ATI-540H-N 199,000 BTU AT…

Rheem Rtg-95Dvln Direct Vent Natura…

$750.00

eBay

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Rheem RTGH-SR11I IKONIC High-Effici…

$2,054.17

SupplyHouse.com

5.0

Rheem High Efficiency Non-Co…

Tankless Water Heater 4.8Gpm Na…

$166.87

Walmart

4.5

Rheem rectgh-s11in Ikonic 11.2 GPM 1…

$1,958.57

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  Rheem Prestige Condensing Tankles…
  $1,591.00
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  Ranein Natural Gas Tankless Water …
  $559.00
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  Ranein Propane Gas Tankless Water …
  $399.00
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  Rinnai re199in Non-Condensing Natu…
  $1,167.39
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  Rheem RTG-70DVLN-3 High Efficienc…
  $804.00
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  Ranein Propane Gas Tankless Water …
  $299.00
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  A.O. Smith Signature Series 10-GPM …
  $1,659.00
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  Rinnai RE140EN 5.3 GPM 140,000 B…
  $807.96
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  Rinnai High Efficiency Non-Condensi…
  $1,167.39
  $1,297.10
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  Rheem RTG-95XLN-3 High Efficienc…
  $933.55
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  Rheem RRTGH90DVLN3701173 Rhe…
  $1,016.38
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  18% DROP
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  Rheem RRTGH84DVLN3701171 Rhe…
  $982.73
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  18% DROP
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  Tankless Water Heater, 3.17 GPM In…
  $159.99
  A
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  Rheem RRTGH68DVLN3701169 Rhe…
  $977.14
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  17% DROP
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  NEW Rinnai rxp199in Condensing S…
  $1,866.90
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  Rheem Non-Condensing 9.5GPM Out…
  $1,200.14
  B
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  Rinnai RE180EN He 180K Btu Natura…
  $1,105.99
  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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  Rinnai REP199EN He 199K Btu Natur…
  $1,557.99
  4%cash back
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  Zoro.com
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  Rheem Non-Condensing 7.0GPM Out…
  $709.64
  $788.49
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  Rheem RTGH-68DVLN-3 Super High …
  $1,001.00
  B
  Bed Bath & Beyond
  Free shipping
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  Rinnai re140in 5.3 GPM 140,000 BT…
  $801.87
  B
  Bed Bath & Beyond
22. Good Deal
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  Rinnai re180in He 180K Btu Natural …
  $1,105.99
  4%cash back
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  Rinnai RE160EN He 160K Btu Natura…
  $940.99
  4%cash back
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  Zoro.com
  Free shipping
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  18L 5Gpm On-Demand Tankless Nat…
  $129.90
  E
  eBay
  19% DROP
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  Rinnai re180in 8.5 GPM 180,000 BT…
  $1,096.14
  B
  Bed Bath & Beyond
26. Good Deal
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  NEW Rinnai rx160in Condensing Sm…
  $1,241.00
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  Rinnai High Efficiency Non-Condensi…
  $1,167.39
  $1,297.10
  L
  Lowe's
  SALE
28. Saved
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  18L 5Gpm Tankless Hot Water Heate…
  $129.90
  E
  eBay
  19% DROP
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  Rheem 670751 Tankless Gas Water …
  $1,284.99
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  Zoro.com
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  Rheem RTG-70XLN-3 High Efficienc…
  $691.34
  A
  Amazon.com
  21% DROP
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31. Good Deal
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  (19)
  NEW Rinnai rx180in Condensing Sm…
  $1,348.00
  A
  Amazon.com
  Free shipping
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  Rinnai rep160in He 160K Btu Natural …
  $1,055.99
  4%cash back
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  Zoro.com
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33. Saved
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  18L 5Gpm Tankless Hot Water Heate…
  $127.90
  E
  eBay
  20% DROP
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  Rheem Ikonic Super High Efficiency …
  $1,590.00
  W
  Wayfair
  Free shipping
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  Rheem RTG-95DVELN-3 Non-Conden…
  $1,379.00
  W
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  Rheem Condensing Tankless Gas In…
  $1,219.10
  $1,829.65
  W
  Wayfair
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Rheem IKONIC rectgh-sr11in Supe…
$2,172.86
Amazon.com
Free shipping
Rinnai High Efficiency 7.5 GP…
$899.99

$930.60
Lowe's
4.5
·
575
960+ viewed
Tankless Water Heater, GASLAND …
$169.99
Amazon.com
4.0
·
303
TITAN TANKLESS N-210 - Plumbing …
$729.00
Radwell.com
Eccotemp 6GB-ING Natural Gas Indoo…
$599.00
WebstaurantStore
4.5
·
20
Rinnai V53den Tankless Hot Wate…
$602.74
Amazon.com
Free shipping
Bosch Gas Tankless Water Heater: Std …
$1,843.62
Grainger
5.0
·
1
TITAN TANKLESS N-160 - Plumbing …
$550.00
Radwell.com
State Proline XE Series 199,000 BT…
$1,558.00
Walmart
Free shipping
Bosch Gas Tankless Water Heater: Hig…
$2,788.00
Grainger
3.5
·
5
Tankless Water Heater 4.8Gpm Pr…
$166.87
Walmart
3.5
·
3
Natural Gas Tankless Water He…
$339.00
Amazon.com
4.5
·
45
TITAN TANKLESS N-270 - Plumbing …
$818.00
Radwell.com
Rheem RTG-70DVLN-3 High-Eff…
$804.00
SupplyHouse.com
5.0
·
1
re180in - Indoor Tankless Water He…
$1,294.75
Laundry Owners W…
Mizudo Natural Gas Tankless Water He…
$399.99
Walmart
4.5
·
38
EXCEL 1.6 GPM COBREMAX TANK…
$169.00
US eBay
4.5
·
11
Mizudo 3.6 GPM Tankless Water He…
$358.00
FactoryPure
5.0
·
11
Rheem Gas Tankless Water He…
$1,593.41
Grainger
4.5
·
66
Rheem Commercial Outdoor Natural G…
$1,499.95

$1,659.95
Tankless Water He…
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