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Pressure Washer Check Valves
Maintain optimal water flow and pressure with check valves from The Power Wash Store. Check valves prevent backflow, keeping your pressure washer operating smoothly and efficiently.
Orders over $100 may be eligible for Free Shipping. Some restrictions apply.


Pressure washer check valves are a type of pressure washer valve used to let enough water flow through the pump to pressurize the water at the nozzle. We offer check valves ranging from a gentle 125 PSI to a highly pressurized 6,500 PSI.
What Pressure Washer Check Valve Should You Use for Your Project
Low PSI Check Valves (Below 1,500): It is recommended to use a low PSI check valve for delicate surfaces such as windows and outdoor furniture.
Medium PSI Check Valves (1,500-3,000): Medium PSI check valves are used for cleaning surfaces such as driveways or sidewalks, fences and siding.
High PSI Check Valves (3,000-5,000): High PSI check valves are used on heavy equipment, industrial floors and paint removal.
Heavy Duty PSI Check Valves (5,000+): Heavy-duty PSI check valves are used for concrete floors and paint stripping.
Get the right pressure for your project with our selection of pressure washer check valves. Contact us today!