Double Check Valve Assembly, 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 1/16 in, Length 25 3/4 in, Height 6 1/8 in, Features Lead Free Construction, Modular Compact Design, Replaceable Seats and Seat Discs, Strainer, Standards ASSE Standard 1015, AWWA Standard C510 IAPMO PS31, CSA B64.5, FM Approved, NSF, UL Classified, UPC, USC-FCCCHR, Compliance BAA Compliant