Mold or mildew makes black ugly streaks on a roof.
How to get rid of black mold on roof shingles.
The black roof stains are caused by a form of algae that has been around for years typically found in the woods on.
The bleach degrades into salt which kills microbial growths and the sodium silicate does the same.
If you live in a humid area of the country you ve probably seen unsightly dark streaks on asphalt shingle roofs.
These stains will discolor your roof and damage the shingles over a period of time if left alone.
Technically the black streaks on roofs are a form of algae known as gloeocapsa magma.
Extensive mold growth can also expose the interior of your attic or crawlspace to mold spores carrying the problem over to the inside not to worry though because you can clean the mold off with basic household bleach and save.
They ll get reactivated by high humidity dew fog or rain to eliminate more growth.
If you don t want to climb around on a slippery roof or your shingle manufacturer will void your warranty if you try to clean your roof yourself you should contact a professional roof cleaning service to get rid of those ugly black algae stains on your roof.
How to get rid of algae on the roof.
Here s why algae grows on roofs.
Many home owners are surprised to discover that the once clean asphalt roof shingles have been slowly covered with a form of roof mold or mildew that appears as a light discoloration and spreads down the roof toward the gutters.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.
Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.
Living in a humid area of the country like florida you ve probably seen your asphalt shingle roofs with unsightly dark streaks on them.
This will cover 200 sq.
A blue green algae known as gloeocapsa magma could be the reason you have the algae which is spread by airborne spores sometimes it can also be caused by an accumulation of mildew mold dirt or defective shingles.
To get rid of mold and other types of growth for good it s best to use a powerful chemical agent like chlorine bleach.
There are a number of commercial products available that will get rid of mold but if you don t mind working at heights getting mold off roof shingles is really something you can.
Spray the black stains first then the entire roof so the stains get a second dose.
The black streaks are also known as black algae or roof mold.
Mold stains can form on roof shingles that are in permanent shade.