Your siding’s streaked, the walkway’s grimy, and the once-beige patio’s now a patchwork of stains. This is the result of dirt, mildew, pollen and whatever else was dumped on your home while you ...

Rub your hand over the painted surface and look for a powdery light-colored residue, the sure sign of chalking. Pressure-washing will scour it off to ensure a good bonding surface for the new coat.

Cleaning large surfaces like a driveway, a deck or the outside of a house would take days to accomplish by hand. A pressure washer is a tool that combines the natural cleaning power of water with high ...