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