Gas-powered pressure washers are known to be powerful. WEN PW28 isn’t an exception. Assembly takes a few minutes. The 173 cc OHV Engine motor generates 2800 PSI at 2.3 GPM. It allows you to clean ...

If a pressure washer has a 3,500 PSI, that means it applies a maximum of 3,500 pounds per square inch against the surface you’re cleaning. GPM measures water flow and is short for gallons per minute.