Since gas-powered pressure washers tend to be more powerful and produce a higher PSI than electric ones, a gas-powered model will work best. But they can be more expensive. CNET tested ...

As a rule of thumb, a commercial pressure washer ought to have a PSI between 3,000 and 5,000 for the best results. The good news is that several electric models have PSI ratings within this range ...

Look for a power washer with a high PSI and GPM rating, as well as a durable build and easy maintenance. Professionals often use high-end gas-powered pressure washers with a PSI rating of at least ...

Also, gas engine pressure washers are best stored over the winter in the garage or an outbuilding. The force that the water exits the nozzle is measured in PSI (pounds per square inch).

A combination of pressure, measured in pounds per square inch (psi), and flow ... reflecting the proximity of the operator to the pressure washer. While our Noise score averages measurements ...