WW7961-07, Watts, 8 IN Angle Fire Pump Relief Valve, ANSI End Connection 300 x 150

This 8 inch angle pattern single chamber relief valve, series 1116FM, meets all requirements for UL listed, FM approved fire protection service. The design and features incorporated in the Watts ACV valve assures accurate control, dependable performance, and long life. Automatically maintains a constant pressure in the fire protection system by relieving excess pressure.