50-20 Seawater Service Pressure Relief Valve

The Cla-Val Model 50-20 Seawater Service Pressure Relief Valve is designed specifically to automatically relieve excess pressure in fire protection pumping systems. Pilot controlled, it maintains constant system pressure at the pump discharge within very close limits as demands change. Advantages include: Fast Opening to Maintain Steady Line Pressure Accommodates Wide Range of Flow Rates Closes Gradually for Surge-Free Operation Adjustable Pressure Settings.