Gas Tankless Water Heater - Search Shopping

Compare Products

Choose upto 5 items for side by side feature comparison

Wishlist

Go to collections

Show filters

Shop Gas Tankless Water Heater

Sponsored

Camco Wall Saver Plastic Tankless …

$54.99

Ace Hardware

4.5

Titan 27 W Tankless Electric Tankless …

Titan 11.8 W Tankless Electric …

A.O. Smith Signature Series …

VEVOR Propane Tankless Water H…

$299.99

VEVOR

Takagi T-H3M-DV-N 120,000 BTU Nat…

Navien NPE-240A2 199,000 BTU Con…

$1,939.00

MyTanklesswater…

Free shipping

Eemax HA018240 7 GPM 18 Kilowatt …

VEVOR Instant Water Heater 18K…

$219.99

VEVOR

5% Off*

VEVOR Electric Water Heater 18 …

$205.99

VEVOR

Takagi TK-110U-E 140,000 BTU Nat…

Takagi T-H3S-DV-P 180,000 BTU Pro…

$1,125.00

PlumbersCrib

5.0

Reliance 6.6 Gal 160000 BTU Natu…

$1,259.99

Ace Hardware

Eemax HA036240 8 GPM 36 Kilowatt …

$1,027.09

Ferguson Home

Titan 16 W Tankless Electric Tankless …

VEVOR Rv Tankless Water H…

$238.99

VEVOR

17 % price drop

Takagi T-H3M-OS-P 120,000 BTU Liqu…

VEVOR Rv Tankless Water H…

$238.99

VEVOR

Eemax HA024240 8 GPM 24 Kilowatt …

$549.00

Ferguson Home

Free shipping

Takagi TK-110U-I 140,000 BTU Nat…

VEVOR Rv Tankless Water H…

$238.99

VEVOR

17 % price drop

Takagi T-H3M-OS-P 120,000 BTU Liqu…

VEVOR Rv Tankless Water H…

$238.99

VEVOR

Eemax HA024240 8 GPM 24 Kilowatt …

$549.00

Ferguson Home

Free shipping

Takagi TK-110U-I 140,000 BTU Nat…

VEVOR Gas Tankless Water H…

$394.99

VEVOR

Eemax HA027240 8 GPM 27 Kilowatt …

$599.00

Ferguson Home

Free shipping

Takagi T-H3S-OS-N 180,000 BTU Nat…

$1,125.00

PlumbersCrib

5.0

Takagi T-H3J-OS-N 160,000 BTU Nat…

Reliance 40 Gal 40000 BTU Natur…

$719.99

$799.99

Ace Hardware

Ranein Natural Gas Tankless Water H…

VEVOR Tankless Water Heater Flus…

$68.99

VEVOR

Rheem Hotwave 1800 W Tankless …

VEVOR Instant Water Heater 8K…

$119.90

VEVOR

Ecosmart 2.6 Gal 1440 W Electric …

Showing 1 - 36 out of 177 results for "gas tankless water heater"
Sort by:
Featured
Featured
Price - High To Low
Price - Low To High
1. Saved
  Save to wishlist
  4.5
  ·
  20
  4.5
  20 ratings
  Rinnai SENSEI cxp199in Natural G…
  $2,228.10
  WebstaurantStore
2. Saved
  Save to wishlist
  Used
  3.9
  ·
  32
  3.9
  32 ratings
  Rinnai V53de Natural Gas Tankles…
  $450.00
  E
  eBay
  Free shipping
3. Saved
  Save to wishlist
  4
  ·
  65
  4
  65 ratings
  Rinnai re140in Natural Gas Wall-Mo…
  $795.69
  WebstaurantStore
4. Saved
  Save to wishlist
  Reliance Water Heater 0 Gal 19900…
  $2,324.60
  D
  DkHardware.com
5. Saved
  Save to wishlist
  SALE
  3.6
  ·
  46
  3.6
  46 ratings
  Eccotemp i12 Indoor 4.0 GPM Natur…
  $307.99
  $349.99
  B
  Bed Bath & Beyond
6. Saved
  Save to wishlist
  4.4
  ·
  130
  4.4
  130 ratings
  Rinnai SENSEI rx130in Natural Ga…
  $1,264.20
  WebstaurantStore
7. Saved
  Save to wishlist
  SALE
  4.7
  ·
  7
  4.7
  7 ratings
  Rheem RTGH-68DVLN-2 Condensi…
  $814.95
  $1,004.00
  T
  Tankless Water Heater Depot.com
8. Saved
  Save to wishlist
  3.6
  ·
  68
  3.6
  68 ratings
  Eccotemp I12-NG Natural Gas Tank…
  $399.00
  Bonterra Home
9. Saved
  Save to wishlist
  SALE
  Upgraded Version Natural Gas Tan…
  $421.31
  $619.57
  A
  AliExpress
  Free shipping
10. Saved
  Save to wishlist
  Used
  SALE
  Rinnai re199in Indoor Tankless Wat…
  $766.69
  $901.99
  E
  eBay
  Free shipping
11. Saved
  Save to wishlist
  Used
  Rheem Natural Gas Indoor Or Out T…
  $620.00
  E
  eBay
  Free shipping
12. Saved
  Save to wishlist
  SALE
  4.2
  ·
  13
  4.2
  13 ratings
  Rheem RTG-70XLN-1 160,000BTU …
  $619.95
  $804.00
  T
  Tankless Water Heater Depot.com
13. Saved
  Save to wishlist
  Camplux 4.22-GPM 102000-BTU In…
  $469.99
  L
  Lowe's
14. Saved
  Save to wishlist
  Gas Tankless Water Heater
  $21,335.58
  G
  Grainger
15. Saved
  Save to wishlist
  Used
  Rinnai Re199en Natural Gas Tankle…
  $500.00
  E
  eBay
  Free shipping
16. Saved
  Save to wishlist
  Used
  SALE
  Rheem Ecoh200dvln-2 / 9.5 Gpm N…
  $399.99
  $799.99
  E
  eBay
  Free shipping
17. Saved
  Save to wishlist
  Used
  3.9
  ·
  19
  3.9
  19 ratings
  Natural Gas Tankless Water Heater …
  $129.90
  E
  eBay
  Free shipping
18. Saved
  Save to wishlist
  SALE
  3.7
  ·
  3
  3.7
  3 ratings
  Rheem RTGH-90DVLN-2 Indoor Co…
  $929.95
  $1,336.00
  T
  Tankless Water Heater Depot.com
19. Saved
  Save to wishlist
  Reliance Condensing Indoor 120 00…
  $1,338.27
  D
  DkHardware.com
20. Saved
  Save to wishlist
  Used
  Rheem Eco180dvln3-1 Natural Gas …
  $699.00
  E
  eBay
  Free shipping
21. Saved
  Save to wishlist
  Used
  Ranein Natural Gas Tankless Wate…
  $200.00
  E
  eBay
  Free shipping
22. Saved
  Save to wishlist
  1
  ·
  1
  Eccotemp 6.5 GPM Indoor Natural …
  $639.00
  R
  Renewable Outdoors
23. Saved
  Save to wishlist
  3.6
  ·
  46
  3.6
  46 ratings
  Eccotemp 4.0 GPM Indoor Natural …
  $399.00
  R
  Renewable Outdoors
24. Saved
  Save to wishlist
  SALE
  SIHAO LPG Water Heater 6L 8L 10…
  $72.37
  $139.18
  A
  AliExpress
  Free shipping
25. Saved
  Save to wishlist
  SALE
  4
  ·
  8
  4
  8 ratings
  Mizudo 3.6-GPM Propene Gas Tan…
  $299.99
  $469.99
  T
  Tractor Supply Co.
26. Saved
  Save to wishlist
  Camplux 5.28-GPM Indoor Natural …
  $479.99
  L
  Lowe's
27. Saved
  Save to wishlist
  Used
  SALE
  Rinnai rl75in Indoor Tankless Wate…
  $747.99
  $879.99
  E
  eBay
  Free shipping
28. Saved
  Save to wishlist
  5
  ·
  8
  5
  8 ratings
  Navien NPE-180A2 150,000 BTU C…
  $1,499.00
  M
  MyTanklesswaterHeater
  Free shipping
29. Saved
  Save to wishlist
  Eccotemp Builder Grade 6.0 GPM I…
  $659.00
  B
  Bed Bath & Beyond
30. Saved
  Save to wishlist
  Navien NPE-180S2 150,000 BTU C…
  $1,299.00
  M
  MyTanklesswaterHeater
  Free shipping
31. Saved
  Save to wishlist
  Navien NPE-210S2 180,000 BTU C…
  $1,469.00
  M
  MyTanklesswaterHeater
  Free shipping
32. Saved
  Save to wishlist
  3.5
  ·
  64
  3.5
  64 ratings
  Eccotemp Eccotemp Builder Grade …
  $659.00
  L
  Lowe's
33. Saved
  Save to wishlist
  Used
  Propane Gas Tankless Water Heate…
  $359.99
  E
  eBay.com
  Free shipping
34. Saved
  Save to wishlist
  4.2
  ·
  13
  4.2
  13 ratings
  Mizudo 7.5-GPM Natural Gas Tankl…
  $699.99
  T
  Tractor Supply Co.
35. Saved
  Save to wishlist
  4.5
  ·
  4
  4.5
  4 ratings
  Rheem Prestige Condensing 10GP…
  $1,591.00
  B
  Bed Bath & Beyond
36. Saved
  Save to wishlist
  3.6
  ·
  68
  3.6
  68 ratings
  Eccotemp i12 Gas Models 4-GPM 8…
  $449.00
  L
  Lowe's
Oops! We are sorry, something went wrong.
Continue your shopping by clicking on another product
Product added to your wishlist! View wishlist
Sign in to see your saved products on any device
Product removed from your wishlist! View wishlist
Sign in to see your saved products on any device
Something went wrong. Please try again later.
Product is added to compare already. Please refresh the page.
Product is not found in compare. Please refresh the page.
5 Products already added. Please delete existing selection to add this.
Sponsored
✕
Learn how your ads are chosen
walmart.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: Wal-Mart Dotcom GNFR
Location: United States
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
lowes.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: Lowe's Companies, Inc.
Location: United States
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
mytanklesswaterheaterstore.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: Mathews, Arun - Hebron Stores DBA My Tankless Water Heater Store
Location: United States
See more ads from this advertiser on Bing.
www.ebay.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: Reverse Media
Location: United Kingdom
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
acehardware.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: Ace Hardware Corporation
Location: United States
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
skipthewarehouse.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: Skip the Warehouse
Location: United States
See more ads from this advertiser on Bing.
fergusonhome.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: Build.com
Location: United States
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
vevor.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: 义乌市斯爵贸易有限公司
Location: China
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
efireplacestore.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: eFireplaceStore.com
Location: United States
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
plumberscrib.com
Why you're seeing this ad?
Your current search
The gender you selected in your Microsoft account and your search history
The birthdate you shared in your Microsoft account and your search history
Advertiser Details
Name: LCP Holdings
Location: United States
See more ads from this advertiser on Bing.
etrailer.com
Why you're seeing this ad?
Your current search
Advertiser Details
Name: etrailer.com
Location: United States
Verified by Microsoft Advertising. See more ads from this advertiser on Bing. Learn more about the Microsoft Advertiser Identity Verification Program.
Ad settings
Tankless Water Heater 4.8Gpm Pr…
$169.99
Walmart
4.5
·
55
Envo 180,000 BTU Liquid Propane T…
$899.00

$999.00
Walmart
5.0
·
125
A.O. Smith Signature 100 50 …
$1,039.00
Lowe's
Navien North America - NCB-24…
$2,739.00
MyTanklesswater…
Free shipping
New A.O. Smith Signature Premie…
$899.99
US eBay
Free shipping
Noritz America NRC661-DV-LP P…
$99,299.99
MyTanklesswater…
4.5
·
149
Ecosmart 11800 W Tankless Electric …
$269.99
Ace Hardware
4.0
·
10K+
Mr. Cool MHWH199NCNU …
$1,529.00
Skip The Wareho…
Eemax EMT6 Minitank 6 Gallon …
$302.16
Ferguson Home
Free shipping
Eemax EMT1 Minitank 1.5 Gallo…
$227.65
Ferguson Home
Free shipping
NR98OD 199,900 BTU Outdoor Ven…
$91,515.27
MyTanklesswater…
4.5
·
36
5% Off*
VEVOR Portable Propane Water H…
$130.99
VEVOR
Eccotemp 45H Steel Outdoor Tankles…
$577.59

$709.99
eFireplaceStore
Eccotemp 6.5 GPM Steel Indoor Tankl…
$572.17

$699.99
eFireplaceStore
Takagi TK-540X3-PEH 199,000 BT…
$1,558.00
PlumbersCrib
Free shipping
Excel RV Tankless Water Heater - G…
$228.95
etrailer.com
Free shipping
Jllom Tankless Water Heater: Enj…
$118.19
Walmart
Free shipping
5% Off*
VEVOR Portable Propane Water H…
$103.99
VEVOR
Ecosmart 27000 W Tankless Electric …
$579.99
Ace Hardware
4.0
·
1K+
Reliance 40 Gal 40000 BTU Natur…
$1,149.99
Ace Hardware
- Average Cost To Install Water Heater | Just Enter Your Zip
  https://www.Angi.com › water-heater
  SponsoredQuality is important, but so is price. Compare bids & reviews from water heater pros! Your home is your biggest investment - protect it by hiring approved water heater pros.
  Flexible Scheduling · Expert Customer Support · 250,000+ Professionals · 5-Star Rated Pros
  Service catalog: Water Heater Install, Water Heater Repair, Plumbing, Appliance Repair
- Best Gas Tankless Water Heater | See our #1 Pick For The Year
  Shop Now
  https://www.bestproductsreviews.com › top-rated › products
  SponsoredFind the right best gas tankless water heater that fits your budget and needs. Stop wasting time compiling reviews & use our list to make an informed purchase.
  Site visitors: Over 1M in the past month
  Latest 2024 Reviews · Best Sellers Of 2024 · We Do The Testing For You
  Types: Home & Kitchen, Laptops & Tablets, Electronics, Pet Accessories
- 1
- 2
- 3
- 4
- 5

Show Only

Brand

Price

Material

Seller

Shop Gas Tankless Water Heater

Average Cost To Install Water Heater | Just Enter Your Zip

Best Gas Tankless Water Heater | See our #1 Pick For The Year