Of laundry strength liquid chlorine bleach and water.
Safe way to clean roof in south florida.
This allows dirt mold and mildew to accumulate and grow faster.
This pressure will erode a surface layer causing it to be more porous.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
This method is stressful on your roof.
Using high pressure to clean a tile roof is a crude and invasive form of cleaning.
Even some soft roof washing companies sometimes opt to use high pressure washers for small periods of time on certain areas of roofs.
Most roof and pressure cleaning services use high pressure power washing devices to remove these stains.
This is the best way to clean a roof if you have asphalt shingles.
Therefore low pressure roof cleaning is the safest and most effective way to clean a roof.
Just spray it on and leave it.
These black stains are called gloeocapsa magma a type of algae.
Use a pressure washer which can loosen shingles and seriously damage your roof.
Here s how i do it.
Never allow any contractor to use a south florida high pressure washer on your roof.
With most good cleaners that s all you need to do.
Instead of relying on high pressure to remove the algae and dirt we use soaps and tile roof cleaning chemicals specially designed to clean your roof the safest and most long lasting way possible.
It will rinse off the next time it rains.
Since pressure washing water does not kill the mold mildew and algae your roof will get dirty within 6 months.
By marcel rosen president fiddler roof cleaning did you ever wonder what the black stains on a dirty south florida roof are.