Learn more› By Doug Mahoney Doug Mahoney is a writer covering home-improvement topics, outdoor power equipment ... would be the RY803023A 3100 PSI Gas Pressure Washer. The Craftsman CMEPW2400 ...

Gas pressure washers are best stored over the winter in the garage or an outbuilding. Water pressure, measured in pounds per square inch (PSI), is the primary measure of a washer's power.

A pressure washer (also called a power washer ... per square inch compared with the 1,000 to 2,300 psi produced by corded electrics. Gas models can produce up to 3,000 psi.