Vacuum Breaker, Size 1/2 in, Connection Type FNPT x FNPT, Material of Construction Cast Brass, Cast Bronze, Polypropylene, Silicone, Ultem, Seal Buna Nitrile, Max. Pressure 125 psi, Temp. Range 180 Degrees F, Height 2 1/2 in, Width 1 5/16 in, Standards...