Backflow Preventer Series Wilkins 350XL Size 1 in Connection MNPT Body Material Low Lead Cast Bronze Temp Range 33 Degrees to 140 Degrees F Max Temp 140 Degrees F Max Pressure 175 psi Width 1 3/4 in Length 12 1/4 in Height 4 1/8 in Features Low Lead Design is Suitable for Drinking Water Patented Removable Pressure Vessel Top Mounted Test Cocks Ease Installation Standards ASSE AWWA CSA IAPMO Compliance ASSE 1015 C510 CSA B64.5