Watts LF909-DNRS-S-FS 3 - Part of the LF909 Large Series ZA100F-6NH It is designed for non-health

It is designed for non-health hazard continuous pressure applications

Fits 4 IN double check detector assembly

Corrosion Resistance: Both options provide outstanding resistance to corrosion and environmental damage

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Outlet Thread Type Does Not Apply To Product Part Number 88009333 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Stainless Steel Series LF909 Large Strainer Yes Technologies Flood Detection Tradename None Specification Sheet - Flood Sensor Connection Kit - Watts

Tamper resistant bonnet screws

Watts LF909-DNRS-S-FS 3 - Part of the LF909 Large Series ZA100F-6NH It is designed for non-healthThis 3 inch lead free reduced pressure zone backflow preventer assembly prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards. This assembly consists of an epoxy coated cast iron body, non rising stem domestic resilient seated gate valves, strainer,