The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
How do you clean an asphalt shingle roof.
The bigger the roof the more hundreds you ll spend.
This is the best way to clean a roof if you have asphalt shingles.
Apply a storebought or diy cleaning solution to remove the moss.
It takes a professional to clean a roof and they don t employ the use of high pressure equipment.
Basically care free asphalt roofing can be susceptible to staining from moss mildew algae and other.
Then mix standard laundry bleach with water.
But once the algicide wears off your roof hosts an all you can eat buffet for the neighborhood algae spores.
Other preventative measures such as adding zinc or copper strips to prevent both algae and moss or applying asphalt shingles that incorporate algae resistant copper granules may be employed when it is time to replace a roof.
Plus it is easier to work outdoors on days that are less hot and humid.
If you clean your roof on a day that is too hot or sunny the cleaner will not have much time to work before it evaporates.
So it pays to clean your shingles as soon as you spot algae growth.
Pick a cool overcast day so the cleaning solution doesn t dry too fast.
Check the ladder feet for defects cracks or.
Clean the asphalt shingles on cloudy days.
You ll do more harm than good.
Ignore your landscape and surrounding areas which can be harmed by the bleach solution.
Professional roof cleaners charge hundreds of dollars.
One part of proper roof maintenance is cleaning the shingles which you can do yourself in less than an hour.
Do it yourself and save big bucks.
How to clean an asphalt roof.
Spray the cleaner on a section of roof and let it sit for about 15 minutes.
Use the sprayer to saturate a strip 3 feet high x 10 feet wide.
Be prepared and take safety measures to makes sure that the job doesn t get the best of you and cause injuries that can last well through the moss growing season.
The response isn t wrong.
Roof moss removal is naturally slippery work.
Start at the lower portion of the roof moving up as you clean each lower section.
Asphalt shingles provide secure long lasting roofing coverage.
After spraying the roof with the mixture allow it to sit on the surface for 15 to 20 minutes before rinsing thoroughly with clean water.
Do not allow gutters from an upper roof to drain directly on a lower roof.
Extend the downspout from the upper roof into the lower gutter.
Even with growth forming on your roof s surface you should not break out the pressure washer on your asphalt shingles.
Cleaning roofs is slippery work.
That way you always stand on dry surface and reduce the chance of slipping.