Reduced Pressure Zone Backflow Preventer, Series Watts 009, Size 3/4 in, Connection NPT, Body Material Lead Free Bronze, Temp. Range 33 Degrees to 180 Degrees F, Max. Temp. 180 Degrees F, Max. Pressure 175 psi, Width 3 7/16 in, Length 13 15/16 in, Standards ASSE, CSA, UPC, USC