Pump Suction Control Fire Protection Pump Suction Control Valve - 50B-5KG | Cla-Val Fire Protection Pump Suction Control Valve - 50B-5KG | Cla-Val The Cla-Val Model 50B-5KG Fire Protection Pump Suction Control Valve is engineered for fire pump suction control in onshore industrial settings like refineries and manufacturing plants. Available in sizes from 3 to 10 inches, it is FM approved and features standard disc guides. This valve modulates to ensure the pump discharge aligns with the available... View Flanged 150 lbs 300 lbs ANSI Ductile Iron