4″ Double Check Detector Backflow Preventer Assembly, SS Body w/ Grooved End Butterfly Valves (Lead Free)

Description

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.

Features:
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
Available in flanged, grooved, or grooved X flanged end connections for installation versatility