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PHILADELPHIA (WPVI) -- A pressure washer can make easy work of some tough cleaning jobs around your yard, if you know what to spray and how to spray it. If you're not careful, you can damage your ...

Put water under pressure and it can clean just about anything. That’s what makes pressure washers so effective: They combine the dirt-lifting power of a good scrub with the flow of a garden hose. The ...

A combination of pressure, measured in pounds per square inch (psi), and flow, measured in gallons per minute (gpm). Higher pressure results in better cleaning of a given surface; coupled with a ...