For use on hot or cold or glycol water mains and process applications with specific gravity greater than 0.7|Tapped at top for 1/8 in NPT safety drain connection for discharging moisture|Removable top|Built-in check valve|1/2 in NPT female and 3/4 in NPT male straight shank|200 psig maximum hydrostatic pressure
Bell & Gossett Hoffman Specialty Vent Valve, Water Main, Series: 79 Series, NPT, 75 psi, 250 deg F, Media: Water, 6-5/8 in Inlet to Outlet Length, Brass Body, 2-1/2 in W