Watts 774DCDA LF LM 6 Part of the 774DCDA Series nwgf This repair kit is used This repair kit is used to repair or replace the ball and stem for a 1 1 4 inch lead free ball valve Specifications Backflow Preventer Type Vacuum Breaker Body Finish Chrome Body Material Brass Body Pattern Does Not Apply To Product Brand Watts Buy American Act Compliant NO Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Rubber EAN 098268003987 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 2 IN Inlet Connection Size Metric 15 MM Inlet Connection Type Female Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type NPTF Lead Free NO Maximum Temperature Fahrenheit 180 Maximum Working Pressure BAR 8 This 6 IN double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply It is designed for installation on applications identified by local authorities as non health hazard