The power of pressure washers can be too much of a good thing.
Should you power wash your roof.
The water pressure will remove the granules that are important for protecting your roof.
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If you do get up on your roof wear well fitting shoes with slip resistant rubber soles and be sure to don eye and skin protection.
Clean your roof only after determining that you can safely walk its surface.
With that being said here are the four times you should clean your roof.
If the slope is too steep to easily traverse or if your house is more than one story you should hire a pro.
If you roof needs washing hire a company that will use a biodegradable cleaning solution you don t want dangerous chemical damage to your plants or have it wash into the sewer system with regular water pressure only.
The easiest way to know when your roof needs to be low pressure cleaned is when your roof or home looks dirty.
Diy roof cleaning certainly exists and with the proper methods tools and cleaning products an able homeowner can do an adequate job.
I must agree with tom we have cleaned many moss covered roofs throughout the uk pressure washing your roof will not damage it unless you live in a igloo but a sensible interior and exterior investigation before any works are carried out is a must also experience tells you which is the best approach to any project not all roofs can be pressure washed because leaks can appear then an.
Yes it will make it look sparkling clean but also you ll end up replacing the roof system sooner rather than later.
Pressure washing will simply cost you more money in the long run with potential damage to the roof s substructure.
But pressure washing your asphalt roof will do more harm than good.
Not to mention using a pressure washer from a high place is dangerous.
Once you squeeze the trigger the powerful recoil on the spray wand can throw you off balance and off of a ladder.
Here are five things about roof cleaning that you should know before you hire a contractor or start on the process yourself.
You don t want high winds blowing leaves and debris right back on to your roof and undoing all of the work you ve just had done.
The damage caused by pressure washing is not immediately noticeable.