Watts 709DCDA OSY GPM 3 Part of the 709DCDA Series ZC100F 3NH torsion spring check valves and torsion spring check valves and comes furnished with a gallon per minute meter to detect underground leaks and unauthorized water use 50 Minimum Temperature Fahrenheit 33 Outlet Connection Size 3 IN Outlet Connection Type Grooved Joint Outlet Shutoff Valve Type Quarter Turn Ball Valve Outlet Thread Type Does Not Apply To Product Part Number F111761 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 957 Strainer No Technologies Flood Detection Tradename None Specification Sheet 957 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 0387745 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Bronze Series 709DCDA Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet 709DCDA Non health hazard application