4 inch Pump Foot Valve Cast iron painted red

Foot valves are used with water suction hose to prevent the water pump from loosing its prime when the pump is stopped for re-fueling. A foot valve is a type of one way check valve designed for de-watering applications, water pumping. The foot valve design includes a strainer to screen or filter out any large debris that might clog a pump and a flapper to keep the water from draining out of the hose if the pump stops. 4" pump foot valve