As the blue green algae.
How do i clean black streaks off roof.
While the streaks do not cause a great deal of damage they can cause the shingle to age prematurely.
Technically the black streaks on roofs are a form of algae known as gloeocapsa magma.
Over time this algae accumulates developing a black outer coating which causes stains on roof shingles.
The streaks look like mold but they re actually algae colonies that form in your shingles and feed on moisture and the limestone filler agents in the shingles.
The black roof stains are caused by a form of algae that has been around for.
The black streaks running down roofs are actually a hardy algae called gloeocapsa magma.
Believe it or not those black streaks only appear on roofs in certain areas of the country.
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.
Most formulas contain chlorine bleach and or trisodium phosphate tsp and water.
What are the black streaks on my roof.
Black streaks on the north and west facing and shaded areas of your asphalt shingled roof can really wreck the appearance of your home.
Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.
The streaks are caused by a type of algae known as gloeocapsa magma.
While not immediately damaging they can prematurely age shingles.
Using some cheap dollar store cleaner i show you how to remove black marks from your trailer.
While doing little harm to your shingles the black streaks caused by the algae are unsightly.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.
It s quick and easy.
Don t buy expensive cleaners or someone s.
The algae feed off of the limestone within the roof shingles.
Copper tubing might work but copper strips would be a better solution to prevent black algae stains of roofs since the strips lay flat with the roof to prevent water and debris from backing up and provide more surface area for the copper molecules to wash off.
The black streaks are also known as black algae or roof mold.
Black streaks on shingled roofs are a common though mysterious sight.
Read on to find out how to remove them.
Those that tend to be the most humid furthermore they will only appear on the north side of the roof.