4" Non-Return Foot Valve

- Foot valve is a type of check valve installed at the bottom of a pump's suction line to prevent water from flowing back and maintain pump prime. - The red component is the main foot valve body with a screened bottom to prevent debris from entering the system. - The blue component is ahose barb adapter or fitting, designed to connect a hose to the valve or another pipe. - The components are made from durable PVC material, making them resistant to corrosion and chemicals.