It needs heat moisture and nutrients to grow.
Mold or fungis on roof.
It is easily spread and causes those colorful stains on so many roofs.
Not only is it unsightly it is extremely hazardous to the health of you and your family.
Characterized by its black green hue algae growth can eat away at shingles and eventually lead to roof rot.
Known as black algae or roof mold gloeocapsa magma is usually blamed on dirt accumulation mold and mildew or defective shingles.
You must let the roof dry before a second application of mix.
Allow the roof to dry thoroughly.
Easily recognizable because.
If it is slimy or any sort of residue comes off on your hand repeat the above steps.
Unlike algae and moss which in their proper settings are healthy natural flora mold is a more clear cut.
It s actually just a blue green algae spread by airborne spores.
A second application of cleaner will not have its full effect on a damp surface.
This can seep into the wood of shakes and shingles and lead to roof rot.
Most dirty roofs are covered in various molds algae fungus and lichen.
Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.
If your roof was simply covered in dust it would be very easy to clean but due to the presence of the algae mold and so forth cleaning a roof becomes much more involved.
A dirty roof is actually full of more than just dirt.
Inspect the roof for any remaining fungus.