Double Check Valve Briscoe Protective

A double check valve is a backflow prevention device designed to protect water supplies from contamination.

Zurn Wilkins 4-350AOSY 4 Double Check Valve Assembly (DCVA) Backflow Preventer with OS&Y (Open Stem & Yoke) Flanged End Gate Valves, Lead-Free

Zurn Wilkins 4-350AOSY 4 Double Check Valve Assembly (DCVA) OS&Y Lead-Free

DCV Double Check Valves – RMC Reliance Valves

DCV Double Check Valves – RMC Reliance Valves

Dual check backflow preventer Plumbing at

Brooks > Backflow Preventers & Accessories > Febco Backflow Preventers & Accessories > DCVA - Double Check Valve Assemblies > 8 Inch > 850 Series > F0124531

Double-check backflow preventer Backflow Preventers & Vacuum Breakers at

Febco 3/4 in. Bronze Double Check Valve Backflow Preventer Assembly 3/4 850 - The Home Depot

Double-check backflow preventer Backflow Preventers & Vacuum Breakers at

Febco 850-050 1/2 Double Check Valve Assembly (1111)

Double-check backflow preventer Backflow Preventers & Vacuum Breakers at

Application: Designed for installation on water lines to protect against both backsiphonage and backpressure of polluted water into the water

Zurn Wilkins 112-350XL 1-1/2 DCVA Double Check Valve Assembly Backflow Preventer Lead-Free

Febco 850-050 1/2 Double Check Valve Assembly (1111)