Hoffman 78 Water Main Vent Valve

Water Main Vent Valve; Inlet Size 3/4 Inch; Inlet Connection Threaded Straight Shank; Body Material Cast Brass; Temperature Rating 250 Deg F; Pressure Rating 150 PSIG (Operating), 450 PSIG (Hydrostatic); Media Handled Water; Inclusions/Features Tapped at Top, Body Unscrew, Built-In Check Valve; Application High Pressure Hot/Cold Water/Glycol Mains and Process; Overall Dimension 2-11/16 Inch Diameter x 6-1/2 Inch Height