Choose the tip with the widest angle that still gets the job done to prevent degrading the surface of the hardscape.
Pressure wash garage walls.
Reasons to not pressure wash 1 water in the walls.
As the name suggests the machine is designed to shoot out water at great pressure which easily removes dirt and debris from a concrete garage floor.
A high powered pressure washer can also dent aluminum and vinyl siding.
From there water can damage insulation electrical wiring and can spur mold growth.
Bob vila interviews a contractor in the process of using a pressure washer to remove paint from exterior wood siding.
Every major garage door manufacturer specifically says not to use a pressure washer because it will potentially damage your door and void your warranty.
However a summer long onslaught of spider webs oil stains and dried leaves can turn any garage into a grease caked dirt haven.
Every spring homeowners set out to pressure wash their garage floors.
Check out my article on how to clean grease up off your garage floor for more details.
While it s possible to wash wood siding correctly there s also a good chance that water will find its way up and under the exterior surface if you use high pressure.
If you do have grease or oil spills on your garage you should take care of them first.
A pressure washer with about 3 gpm and 3000 psi is ideal for most concrete and brick cleaning jobs.
The water pressure is measured in pounds per square inch or psi.
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Pressure washers are either gas powered or electric.
To restore your garage floor its previous glory all you need is a good quality pressure washer some degreaser detergent and a little know how.
Plus if you re following along and washing your garage door at least twice a year you shouldn t have anything stuck on there that needs a pressure washer to get off.