Air Release/Air Vacuum Valve, Inlet Size 1 in, Outlet Size 1 in, Application Clean Water, Min. Pressure 5 psi, Max. Pressure 300 psi, Max. Vent Capacity 18 scfm at 300 psi, Connection Type FNPT, Max. Fluid Temp. 250 Degrees F, Vacuum Pressure 29 in Hg,...