Vent Capacity 25 scfm at 300 psi, Connection Type FNPT, Max.
Valve Air Release and Vac,FNPT,3 x3,CI 250 Degrees F, Vacuum Pressure 29 in Hg, Body Material Cast Iron, Float Material 316 Stainless Steel, Standards NSF61, ASTM A126, Class B Pressure 300 psi, Max. Air Release/Air Vacuum Valve, Inlet Size 3 in, Outlet Size 3 in, Application Clean Water, Min.