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
/
Valves
/
Backflow Preventers
Highly Rated Backflow Preventers
Shop highly rated products based on our customer reviews
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Review Rating: Highly Rated
Connection: Sweat
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Plumbing
Valves
Backflow Preventers
Brand
Wilkins
Price
to
Apply
$50 - $100
$150 - $200
$300 - $400
$700 - $800
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Connection
FIP x FIP
Sweat
FNPT
Female Pipe Thread
FIP x Push-To-Connect
Male Hose Thread
NPSM
FIP
FPT
Female Hose Thread
Flare x Flare
Male Pipe Thread
Maximum Working Temperature (F)
0
180
250
Compatible Pipe Material
Multi-Purpose
Steel
Material
Bronze
Brass
Application
Non-Potable Water
Potable Water
View Results
All Filters
Connection
Maximum Working Temperature (F)
Compatible Pipe Material
Brand
Price
Review Rating: Highly Rated
Connection: Sweat
Clear All
4 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
See Low Price in Cart
(6)
Wilkins
1 in. 375 Reduced Pressure Principle Backflow Preventer
Add to Cart
Compare
See Low Price in Cart
(2)
Wilkins
3/4 in. 350 Double Check Backflow Preventer
Add to Cart
Compare
See Low Price in Cart
(3)
1/2 in. Union Backflow Preventer Valve, Sweat
Add to Cart
Compare
$
749
.
63
(1)
Wilkins
Reduced Pressure Principle Backflow Preventer
Add to Cart
Compare