Double Check Detector Assembly Series Watts 007 Size 3 in Connection Flanged Body Material Cast Iron Temp Range 33 to 110 Degrees F Max Temp 110 Degrees F Max Pressure 175 psi Width 16 5/16 in Length 34 1/4 in Height 18 7/8 in Features cu ft m Detector Assembly with OSY Shutoff Single Top Entry Standards AWWA Standard C510 CSA B64.5 IAPMO PS 31 Compliance ASSE 1048 FCCCHR-USC UL Classified (OSY Only)