Shop All Savings
Appliances
Bath & Faucets
Blinds & Window Treatment
Building Materials
Lumber & Composites
Cleaning
Decor & Furniture
Lighting & Ceiling Fans
Doors & Windows
Electrical
Flooring & Area Rugs
Hardware
Heating & Cooling
Kitchen & Kitchenware
Lawn & Garden
Outdoor Living & Patio
Paint
Plumbing
Seasonal Decor
Smart Home
Storage & Organization
Tools
Automotive
Furniture
Gift Cards
Credit Cards
View All Home Services
Tool Rental
Benefits & Services For the Pro
Project Calculators
View All DIY Projects
Local Ad
Store Finder
Site Map
#1 Home Improvement Retailer
Select store
...
...
Cart
Select store
...
...
Shop All
Services
DIY
Me
Cart
...
Home
/
Plumbing
/
Water Heaters
/
Tankless Water Heaters
/
Tankless Gas Water Heaters
Highly Rated Tankless Gas Water Heaters
Shop highly rated products based on our customer reviews
39 Results
Review Rating: Highly Rated
Certifications and Listings: CSA Certified
Efficiency Level: High
Clear All
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
Get It Fast
In Stock at Store Today
Availability
Show Unavailable Products
Department
Plumbing
Water Heaters
Tankless Water Heaters
Tankless Gas Water Heaters
Brand
EZ Tankless
Rinnai
Eccotemp
CAMPLUX ENJOY OUTDOOR LIFE
FOGATTI
Price
to
Go
$150 - $200
$200 - $250
$250 - $300
$400 - $500
$500 - $600
$600 - $700
$700 - $800
$800 - $900
$900 - $1000
$1000 - $2000
Special Values
+ View All
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
0
Please choose a rating
Flow Rate @ 35°F Rise (gallons/min)
1.32 gal (US)/min
2.11 gal (US)/min
2.64 gal (US)/min
2.7 gal (US)/min
3.18 gal (US)/min
4.22 gal (US)/min
5.1 gal (US)/min
5.3 gal (US)/min
5.6 gal (US)/min
6 gal (US)/min
6.6 gal (US)/min
7.5 gal (US)/min
7.9 gal (US)/min
8.5 gal (US)/min
9.4 gal (US)/min
+ View All
Gas Type
Propane
Natural Gas
Number of Showers
1-2
1-3
2-4
Efficiency Level
High
Super High
Part Warranty
1 Year
2 Year
5 Year
Application Type
Residential
Mobile Home
BTU Rating
Less than 60,000
60000 - 100000
100000 - 140000
140000 - 180000
180000 - 220000
Others
+ View All
Indoor/Outdoor
Indoor
Outdoor
Water Heater Features
Wall Mounted
Overheat Protection
Digital Display
Freeze Protection
Ultra LoNox
WiFi
Portable
Temperature Pressure Relief Valve
+ View All
Eco Friendly
Energy Star
Let Us Do It For You
Installation
Expert Installation Available
$
994
.
77
$1105.30
Save
$110.53
(10%)
Limit 999 per order
(32)
Rinnai
High Efficiency Non-Condensing 8.5 GPM Residential 180,000 BTU Interior Natural Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
725
.
13
$805.70
Save
$80.57
(10%)
Limit 999 per order
(32)
Rinnai
High Efficiency Non-Condensing 5.3 GPM Residential 140,000 BTU Interior Natural Gas Tankless Water Heater
Add to Cart
Compare
Top Rated
Expert Installation Available
$
636
.
22
$669.71
Save
$33.49
(5%)
Limit 999 per order
(52)
Rinnai
Value Series Outdoor 5.6 GPM Residential 120,000 BTU Propane Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
636
.
22
$669.71
Save
$33.49
(5%)
Limit 999 per order
(57)
Rinnai
Value Series Outdoor 5.6 GPM Residential 120,000 BTU Natural Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
1167
.
39
$1269.10
Save
$101.71
(8%)
Limit 999 per order
(32)
Rinnai
High Efficiency Non-Condensing 9.8 GPM Residential 199,000 BTU Interior Natural Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
1167
.
39
$1266.56
Save
$99.17
(8%)
Limit 999 per order
(21)
Rinnai
High Efficiency Non-Condensing 9.8 GPM Residential 199,000 BTU Interior Propane Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
1167
.
39
$1266.56
Save
$99.17
(8%)
Limit 999 per order
(10)
Rinnai
High Efficiency Non-Condensing 9.8 GPM Residential 199,000 BTU Exterior Natural Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
994
.
77
$1105.30
Save
$110.53
(10%)
Limit 3 per order
(21)
Rinnai
High Efficiency Non-Condensing 8.5 GPM Residential 180,000 BTU Interior Propane Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
1032
.
14
$1146.82
Save
$114.68
(10%)
Limit 999 per order
(951)
Rinnai
High Efficiency Plus 7.5 GPM Residential 180,000 BTU Natural Gas Interior Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
1373
.
04
(1365)
Rinnai
High Efficiency Plus 9.8 GPM Residential 199,000 BTU/h 58.3 kWh Interior Propane Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
994
.
77
$1105.30
Save
$110.53
(10%)
Limit 999 per order
(10)
Rinnai
High Efficiency Non-Condensing 8.5 GPM Residential 180,000 BTU Exterior Natural Gas Tankless Water Heater
Add to Cart
Compare
Expert Installation Available
$
1129
.
06
(747)
Rinnai
High Efficiency Plus 7.5 GPM Residential 180,000 BTU/h Propane Interior Tankless Water Heater
Add to Cart
Compare