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
Backflow Preventers
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Price: $150 - $200
Price: $900 - $1000
Product Height (in.): Less than 5
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Plumbing
Valves
Backflow Preventers
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Price
to
Apply
$10 - $20
$30 - $40
$40 - $50
$50 - $100
$100 - $150
$150 - $200
$300 - $400
$400 - $500
$600 - $700
$700 - $800
$800 - $900
$900 - $1000
$1000 - $2000
Connection
FIP x FIP
FIPT
Female Pipe Thread
Flare x Flare
Compatible Pipe Material
Multi-Purpose
Copper
Steel
Material
Stainless Steel
Brass
Bronze
Application
Non-Potable Water
Potable Water
View Results
All Filters
Connection
Compatible Pipe Material
Price
Availability
Review Rating
Price: $150 - $200
Price: $900 - $1000
Product Height (in.): Less than 5
Clear All
4 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
$
365
.
47
(8)
Wilkins
1 in. 950XLT2 Double Check Backflow Preventer Valve
Add to Cart
$
156
.
56
Wilkins
3/8 in. 740 Carbonated Beverage Backflow Preventer with Vent Integral Strainer and FNPT Inlet and Outlet Connections
Add to Cart
$
158
.
20
(2)
Wilkins
3/8 in. Stainless Steel Carbonated Beverage Backflow Preventer with Vent
Add to Cart
$
977
.
56
Wilkins
2 in. 375 Reduced Pressure Principle Backflow Preventer
Add to Cart