Anti-Siphon Backflow Preventer Size 3/4 in Connection NPT Body Material Bronze Temp Range 33 Degrees to 140 Degrees F Max Temp 140 Degrees F Max Pressure 150 psi Length 6 1/2 in Height 6 1/2 in Features No Special Tools Required for Servicing Quick-Connect Adapter Test Cocks Positioned for Easy Testing and Winterization Standards ANSI USC Manual Section 10 Compliance ASSE CSA NSF