401488 Hoffman 1/2″ F x 3/4″ M NPT Main Water Vent

The Hoffman 1/2″ F x 3/4″ M NPT Main Water Vent

Model 79 Part No. 401488
Water Main Vent Valve

• 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″ NPT safety drain connection for discharging moisture
• Removable top
• Built-in Check Valve
• 1/2″ NPT female and 3⁄4″ NPT male straight shank
• Maximum operating pressure 75 psig (5.2 bar)*
• Maximum hydrostatic pressure 200 psig (13.8 bar)
• Maximum temperature 250˚F (121˚C)