Zurn Wilkins 6" 350ASTDABG - Double Check Detector Backflow Preventer with Butterfly valves

The Zurn Wilkins 6" 350ASTDABG Double Check Detector Backflow Preventer (butterfly gate valves) with stainless steel body is ideal for fire protection applications, with a metered by-pass to detect leaks and unauthorized water use.
Used in low health hazard applications.
6" double check detector assembly - grooved gate valve connections with 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 350ASTDAR for backflow replacements/retrofit.
Lower maintenance costs from corrosion resistance of stainless body.
Multiple shut-off and end connections available for installation versatility.
Available in flanged, grooved, or grooved x flanged end connections for installation versatility.