Skip to content
Zurn Wilkins 12" 350DA Double Check Detector Backflow Preventer
- The Zurn Wilkins 12" 350DA Double Check Detector Backflow Preventer is ideal for fire protection applications, with a metered by-pass to detect leaks and unauthorized water use.
- Used in low health hazard applications, the body is epoxy coated ductile iron.
- 12" double check detector assembly with sensus cu ft meter - flanged gate valve connections with OS&Y gate valves (standard).
- Short lay-length for small space installation and single access cover reduces maintenance downtime.
- For use in low health hazard applications.
- Reliable performance and improved flow characteristics from patented Compound Check.
- Resilient wedge OS&Y gate valves standard.
- Approved in horizontal and vertical positions.
- Available in flanged, grooved, or grooved x flanged end connections for installation versatility.
- No threads or taps in body or cover, eliminating exposure to corrosion
- choosing a selection results in a full page refresh