Reduced Pressure Zone Backflow Preventer Series Watts 009 Size 3/4 in Connection NPT Body Material Bronze Temp Range 33 Degrees to 180 Degrees F Max Temp 180 Degrees F Max Pressure 175 psi Width 5 7/8 in Length 14 1/4 in Features Quarter Turn Standards ASSE 1013 AWWA C-511-92 CSA B64.4 IAPMO