Backflow Preventer, Anti-Siphon, Spill-Resistant, Size 1/2 In, Connection IPS, Material of Construction Lead-Free Brass, Temp Range 33 to 180 F, Max Temp 180 F, Max Pressure 150 PSI, Width 2 In, Length 5 3/4 In, Standards IAPMO, Approved by the Foundation for Cross-Connection Control & Hydraulic Research at USC1056 B 64.1. 2, Certified For Use in Potable Water Applications. This item has been restricted from sale in the following state (s): []