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
Valves
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Material: Metal
Material: Stainless Steel
Outlet Diameter (In.): 3/8
Maximum Working Temperature (F): 140
Maximum Working Temperature (F): 370
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Plumbing
Valves
Backflow Preventers
Check Valves
Shut-off Valves
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Brand
Guardian
Wilkins
Zurn
Price
to
Apply
$20 - $30
$50 - $100
$150 - $200
Inlet Diameter (In.)
1/2
3/8
Outlet Diameter (In.)
1
1-1/4
1/4
2-1/2
2
3/4
3/8
3
Connection
Female Pipe Thread
Flare x Flare
IPS/Sweat x IPS/Sweat
Compatible Pipe Material
Steel
Copper
Multi-Purpose
Application
Potable Water
Natural Gas
Oil
Water Supply
Non-Potable Water
Maximum Working Temperature (F)
140
220
320
370
Maximum Pressure (psi)
140 PSI
150 PSI
200
800
Material
Stainless Steel
Brass
Polypropylene
Metal
View Results
All Filters
Category
Inlet Diameter (In.)
Outlet Diameter (In.)
Connection
Compatible Pipe Material
Material: Metal
Material: Stainless Steel
Outlet Diameter (In.): 3/8
Maximum Working Temperature (F): 140
Maximum Working Temperature (F): 370
Clear All
5 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
$
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
$
158
.
28
(2)
Wilkins
3/8 in. Stainless Steel Carbonated Beverage Backflow Preventer with Vent
Add to Cart
Compare
More Options Available
$
22
.
07
(1)
Guardian
3/8 in. 316 Stainless Steel Thread 800 PSI Y-Check Valve API 602 Design
Add to Cart
Compare
More Options Available
$
28
.
93
Guardian
3/8 in. 316 Stainless Steel Thread 200 PSI 2PC Vertical Check Valve API 602 Design
Add to Cart
Compare
$
60
.
91
Zurn
1/2 in. IPS and 3/8 in. O.D. 12 in. Flexible Risers, Angle Stops with Loose Key, Steel Flanges
Add to Cart
Compare
Installation Services
Plumbing Repair
We offer same-day emergency plumbing repair in most areas, and our service providers are local, licensed, insured and background checked for your peace of mind
Learn More