It takes special.
Green algae on roof shingles.
Getting rid of the problem is important but how do you safely remove algae and moss from roof shingles.
Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.
1 selling shingles in north america.
The only way to take care of it is to use a high base chemical solution like zinc sulfate.
A roof may develop different types of algae lichens and fungi as bacteria take over.
While some people actually like the look of moss on their.
We ll explain more of that in a bit.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.
Stainguard plus algae protection is available only on shingles sold in packages bearing the stainguard plus logo.
Algae can cause unsightly stains and growths on your new roof.
Here in oregon mostly blue green algae grows on the outside of the house or on the roof shingles.
Living in a humid area of the country like florida you ve probably seen your asphalt shingle roofs with unsightly dark streaks on them.
The ugly black red green or brown stains on your roof are likely algae or moss.
How to get rid of algae on the roof.
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See gaf shingle accessory limited warranty for complete coverage and restrictions.
How to safely remove algae moss from roof shingles.
Community q a.
What is roof algae.
Though often attributed to an accumulation of dirt defective shingles mold or mildew.
If you live in a humid area of the country you ve probably seen unsightly dark streaks on asphalt shingle roofs.
Products with stainguard plus algae protection are covered by a 25 year limited warranty against blue green algae discoloration.
Misnamed as mildew or fungus by some writers algae staining on asphalt shingles usually in shaded areas or on the more shaded roof slopes characterized by black staining fairly uniform over shingles but appearing specifically in areas of the roof shaded by nearby trees.
The most common culprit is actually a blue green algae known as gloeocapsa magma that is spread by airborne spores.
The organisms use your roof shingles as food which slowly deteriorates the materials.
Lifetime limited warranty see gaf shingle and accessory ltd.
Warranty for complete coverage and restrictions the word lifetime refers to the length of coverage provided by the gaf shingle and accessory ltd warranty and means as long as the original individual owner s of a single family detached.