Hoffman Specialty Model 79 Water Vent Valve, Straight, 1/2 Inch FNPT x 3/4 Inch MNPT, 75 psi Operating, 200 psi Hydrostatic, 140 - 250 deg F, Cast Brass 401488
- Tapped at top for 1/8 Inch NPT safety drain connection for discharging moisture
- Removable top
- Built-in check valve
Application: Used on hot or cold or glycol water mains and process applications
