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
/
Valves
/
Backflow Preventers
Backflow Preventers
14 Results
Connection: Female Pipe Thread
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
Valves
Backflow Preventers
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
0
Please choose a rating
New Arrival
Recently Added
Brand
Wilkins
Watts
Febco
Price
to
Go
$100 - $150
$150 - $200
$200 - $250
$600 - $700
$700 - $800
$900 - $1000
$1000 - $2000
Over $5000
+ View All
Connection
NPSM
FIP x FIP
Sweat
Female Pipe Thread
FNPT
FIPT
FIP
Flanged
Plain End
FIP x Push-To-Connect
Male Hose Thread
Male Pipe Thread
Ball Valve x FIP
Ball Valve x MIP
FIP Union x FIP
FPT
Female Flare
Female Hose Thread
Flare x Flare
PTC x PTC
With Screws
+ View All
Compatible Pipe Material
Multi-Purpose
Bronze
Steel
Maximum Working Temperature (F)
0
140
180
Material
Stainless Steel
Bronze
Metal
Nylon
Application
Potable Water
Non-Potable Water
New
$
130
.
27
Febco
3/4 in. Double Check Valve Backflow Preventer Assembly Small Diameter Freeze Sensor
Add to Cart
Compare
New
$
196
.
88
Watts
1 in. Bronze Double Check Valve Backflow Preventer Assembly Quarter Turn Shutoff With Single Top Entry Freeze Sensor
Add to Cart
Compare
New
$
149
.
53
Watts
3/4 in. Bronze Double Check Valve Backflow Preventer Assembly Quarter Turn Shutoff with Freeze Sensor
Add to Cart
Compare
$
156
.
56
Wilkins
3/8 in. 740 Carbonated Beverage Backflow Preventer with Vent Integral Strainer and FNPT Inlet and Outlet Connections
Add to Cart
Compare
$
238
.
61
(3)
Wilkins
1 in. Double Check Backflow Preventer
Add to Cart
Compare
$
610
.
68
Wilkins
1 in. Reduced Pressure Principle Backflow Preventer, Bronze
Add to Cart
Compare
$
994
.
07
Wilkins
1-1/4 in. 975XL Reduced Pressure Principle Backflow Preventer
Add to Cart
Compare
$
5940
.
84
(2)
Wilkins
3/4 in. Bronze Double Check Valve Backflow Preventer
Add to Cart
Compare
$
1068
.
58
Wilkins
1-1/2 in. 975XL Reduced Pressure Principle Backflow Preventer
Add to Cart
Compare
See Low Price in Cart
Wilkins
1-1/4 in. 975XL2 Reduced Pressure Principle Backflow Preventer
Add to Cart
Compare
See Low Price in Cart
Wilkins
3/4 in. Reduced Pressure Principle Backflow Preventer
Add to Cart
Compare
See Low Price in Cart
Wilkins
3/4 in. 975XL2 Reduced Pressure Principle Backflow Preventer
Add to Cart
Compare