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
Log In
Cart
...
Home
/
Plumbing
/
Water Heaters
/
Tankless Water Heaters
/
Tankless Gas Water Heaters
Best Rated Tankless Gas Water Heaters
Shop products with the best ratings based on our customer reviews
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Review Rating: Best Rated
Part Warranty: 5 Year
Water Heater Features: Energy Usage Tracking
Gas Type: Natural Gas
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Plumbing
Water Heaters
Tankless Water Heaters
Tankless Gas Water Heaters
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
View Results
All Filters
Availability
Review Rating
Review Rating: Best Rated
Part Warranty: 5 Year
Water Heater Features: Energy Usage Tracking
Gas Type: Natural Gas
Clear All
1 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
$
2610
.
40
Buy
3
or more
$2349.36
(3)
Model# 7736503732
Bosch
Greentherm T9900i SE 199 - 11.2 GPM Residential Natural Gas or Liquid Propane High Efficiency Gas Tankless Water Heater
Add to Cart
Installation Services
Tankless Water Heater Installation
Get started with a free consultation, where we'll ensure a tankless unit will fit your space and review the best options for your budget and needs
Learn More