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 Water Heaters
Get It Fast
In Stock at Store Today
Free 1-2 Day Delivery
Filters
Filters
Clear All
Get It Fast: Same-Day Delivery
Fuel Type: Electric
Get It Fast
In Stock at Store Today
Free 1-2 Day Delivery
Availability
Show Out of Stock
Department
Plumbing
Water Heaters
Tankless Water Heaters
Tankless Electric Water Heaters
Price
to
Apply
$400 - $500
$500 - $600
$600 - $700
Number of Showers
1-2
1-3
Flow Rate @ 35°F Rise (gallons/min)
3.51 gal (US)/min
5.27 gal (US)/min
7.03 gal (US)/min
Wattage (watts)
18000 W
27000 W
36000 W
Savings Center
Bulk Pricing
View Results
All Filters
Category
Number of Showers
Flow Rate @ 35°F Rise (gallons/min)
Availability
Price
Get It Fast: Same-Day Delivery
Fuel Type: Electric
Clear All
3 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
More Options Available
Expert Installation Available
$
619
.
00
Buy
3
or more
$557.10
(2409)
Model# RETEX-36
Rheem
Performance 36 kW 7.03 GPM 240-Volt Self-Modulating Electric Tankless Water Heater
Add to Cart
Best Seller
More Options Available
Expert Installation Available
$
459
.
00
Buy
3
or more
$413.10
(2406)
Model# RETEX-18
Rheem
Performance 18 kW 3.51 GPM 240-Volt Self-Modulating Electric Tankless Water Heater
Add to Cart
More Options Available
Expert Installation Available
$
559
.
00
Buy
3
or more
$503.10
(2415)
Model# RETEX-27
Rheem
Performance 27 kW 5.27 GPM 240-Volt Self-Modulating Electric 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