Tom Bosley -- who famously played Mr. Cunningham on  Happy Days  -- died this morning at a hospital in Rancho Mirage, CA ...
Average estimates: $250 to $420. Power washers can have pressures of 4,000 psi (pounds per square inch) to lesser pressures of maybe a few hundred and run by gas or electric. This means that professionals will probably use one with less pressure to clean a deck and maybe one with higher pressure to clean a patio.
The cost of buying a pressure washer ranges from $180 to $400. This means that with 3 to 4 rentals, you have covered the cost of buying your own. You therefore need to evaluate this carefully and see if it is value adding. Rental Prices of Power Washers. The best place to rent your washer from is the local store.