Zurn Wilkins 375ASTOSY - 4" Reduced Pressure Principle Backflow Preventer with stainless Steel body - flanged OS&Y gate valves

Provides high hazard protection and resists corrosion.
Multiple shut-off and end connections available for installation versatility.
4" reduced pressure principle assembly with stainless Steel body - flanged OS&Y gate valves.
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 backflow replacements/retrofit 375ASTR 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.