Zurn Wilkins 350ADA - 4" Double Check Detector Backflow Preventer
- Ideal for fire protection applications.
- Its metered bypass detects leaks and unauthorized water use.
- Used in low health hazard applications.
- 4" double check detector assembly - grooved gate valve connections.
- 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.