Watts 774DCDA OSY GPM 3 Part of the 774DCDA Series mainline adatile 1 1 2 inch Watts Model 1 1 2 inch Watts Model 77F CSSI This 1 1 4 inch lead free high performance water pressure reducing valve with a lead free cast copper silicon alloy body is designed to reduce incoming water pressure to protect plumbing systems and reduce water consumption for commercial 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 0437713 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 774DCDA Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet 774DCDA It has outside stem and yoke shutoffs and a gallons per minute meter