Since power washing uses heated water, it requires more expensive equipment, meaning you'll pay more for power washing. However, you get what you pay for in this case—especially if you have tough dirt and stains you want to quickly remove from concrete surfaces or other durable materials.

Ideal PSI for Residential Use For most home cleaning tasks, a pressure washer with a PSI range of 1300 to 2400 is often sufficient. This range is ideal for: Light-duty tasks: Cleaning patio furniture, bicycles, and small decks usually requires a pressure washer with a PSI of 1300 to 1700.

It depends on the pressure washing equipment you purchase. New pressure washers will be rated with a number of hours they should last. For example, if it is rated 500 hours and you use it fewer than 50 hours throughout the year then it will last you more than ten years as long as you keep it well maintained.

Homeowners with vinyl, metal, or composite siding should pressure wash their homes once a year. If you have wood siding, we recommend you pressure wash only when you have dirt or mildew buildup, unless you use very gentle pressure to wash away pollen or cobwebs on an annual basis.