Reduced Pressure Zone Assembly, Series Watts 919, Size 3/4 in, Connection FNPT, Body Material Copper Silicon Alloy, Temp. Range 33 to 180 Degrees F, Max. Temp. 180 Degrees F, Max. Pressure 175 psi, Width 3 5/8 in, Length 12 1/8 in, Height 7 7/16 in, Features Lead Free, Quarter Turn Ball Valves, Strainer, Standards ASSE 1013, Certified to NSF/ANSI 61-G, CSA, NSF, UPC, USC, Compliance ASSE 1013, Certified to NSF/ANSI 61-G, CSA, NSF, UPC, USC