Zurn Wilkins 350ASTBG - 3" 350AST Double Check Backflow Preventer

The Zurn Wilkins 350AST Double Check Backflow Preventer with stainless steel body provides low hazard protection with a corrosion resistant and light weight design.
Multiple shut-off and end connections are available for installation versatility.
3" double check assembly with stainless steel body and grooved end butterfly valves with integral supervisory switches.
Short lay-length for small space installation.
Reliable performance and improved flow characteristics from patented Compound Check, allowing for installation in lower-pressure systems.
Available as 350ASTR for custom length, drop in replacement.
Ideal for any backflow replacement.
Lower maintenance costs from corrosion resistance of stainless body.