Watts B911T M3 Part of the 911 Series geogrid Z415SC 3NL Z415SC 3NL UPC 098268806120 Specifications Backflow Preventer Type Dual Check with Atmospheric Vent Body Finish Bronze Body Material Bronze Body Pattern Inline Brand Watts Buy American Act Compliant NO Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material EPDM EAN 098268918533 Elbow Fitting No Environmental Product Declaration No Hazard Protection Level Non 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 Union Female Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type NPT Lead Free NO Maximum Temperature Fahrenheit 212 Maximum Working Pressure BAR 6 Horizontal or vertical installation