What Causes Green Mold On Roof Shingles

It is easily spread and causes those colorful stains on so many roofs.

What causes green mold on roof shingles.

3m is not a manufacturer of asphalt shingles just the granules. Once the spores get on the roof they gather in the spaces between shingles and grow into thick spongy moss. Algae stains on roofs. Mold spores travel in the air but require the right environment to take hold and grow.

Many homeowners mistake algae for roof mold in most cases however it is really a blue green type of algae and when it dies it leaves dark streaks on your roof. Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad. An undiscovered roof leak water draining into the foundation or debris gathering in a roof corner all create a nice moist place for mold spores to grow. This unique advance in shingle technology gives long term fungus protection for the entire roof.

Roof mold health risks. The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma. Since moss thrives in damp environments areas of the roof that get the least amount of direct sunlight like north facing sections or areas shaded by tree limbs make an ideal place for it to grow. It s actually just a blue green algae spread by airborne spores.

Many of these same homes are vulnerable to roof leaks which allow water and mold growth to spread into attics top floors and more. Asphalt roof shingle defects. It needs heat moisture and nutrients to grow. A roof with little direct sunlight that collects debris or has improper drainage increases risk of mold.

Causes of algae growth on roof shingles the effects of algae on roofs how to identify algae and how to remove and prevent algae formation on roof. Causes cures of black brown or green algae staining on roof surfaces. They call it the algaeblock system. Algae can cause unsightly stains and growths on your new roof.

Known as black algae or roof mold gloeocapsa magma is usually blamed on dirt accumulation mold and mildew or defective shingles. A roof may develop different types of algae lichens and fungi as bacteria take over. 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. Black mold on roof shingles is most common on homes in rainy storm plagued climates especially on ill equipped homes with insufficient roof drainage.

Here we discuss the causes of algae growth on roof shingles the effects of these conditions and how to cure or prevent algae formation on roofs. However at the time of this writing they do list a number of companies that. You can find more information on these special roofing shingles here. Living in a humid area of the country like florida you ve probably seen your asphalt shingle roofs with unsightly dark streaks on them.