Hoffman 79, 1/2" x 3/4" Straight Water Main Vent Valve

The Hoffman 79 Straight Water Main Vent Valve is designed for hot, cold, or glycol water mains in process applications with specific gravity greater than 0.7. With a pneumatic bell for discharging moisture, it has a built-in check valve, 1/2-inch NPT female and 3/4-inch male straight shank. Removable top is tapped for 1/8-inch NPT safety drain connection. Trade professionals, become a TradeMaster to receive discounted prices, free shipping on every order, and priority customer service.