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  • Main Relief Valve


    2050B-4KG1 CLA-VAL Pilot Operated Main Relief Valve

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Cla-Val Model Angle Pressure Relief Valves automatically relieve excess pressure in fire protection pumping systems. Sometimes called Main Relief Valves, they maintain constant system pressure at the pump discharge and modulate to adjust to system pressure changes and balance with pump discharge pressure to ensure that the system pressure remains constant.