How Did My Roof Get Algae

Black algae can be identified by dark black water stains on roofing material.

How did my roof get algae.

The algae will look like dark streaky patches and the moss will look like a soft furry carpet. Either can be identified because of distinctive properties. Hiring a professional to do the job is always the best course of action when it comes to an investment as large. It can also cause what is called extractive bleeding.

If you are living in an area with high humidity it s the perfect environment for moss and algae to grow and spread like a carpet. That way whenever it rains some of the metal molecules will wash down the roof and kill any algae trying to regain a foothold on your shingles. Known as black algae or roof mold gloeocapsa magma is usually blamed on dirt accumulation mold and mildew or defective shingles. It is easily spread and causes those colorful stains on so many roofs.

Zinc works too as does lead but the copper is more powerful. There are several options when it comes to cleaning the algae from your rooftop. It needs heat moisture and nutrients to grow. If you have about 3 inches of copper exposed at the top of the roof each time it rains a tiny amount of copper will wash down on the roof.

Roof algae are signs. If you re trying to sell your home you may run into issues if you have roof algae. Known as black algae or roof mold gloeocapsa magma is usually blamed on dirt accumulation mold and mildew or defective shingles. Nature was here first.

Mold and algae look almost the same. It is easily spread and causes those colorful stains on so many roofs. To save money most shingle manufacturers have switched to shingles containing asphalt but mostly made up of fillers such as fiberglass and crushed limestone which encourages the growth of algae. How to get rid of moss growth.

Why do i have moss and algae on my roof. To keep the algae from coming back insert 6 inch wide strips of zinc or copper under the row of shingling closest to the roof peak leaving an inch or two of the lower edge exposed to the weather. Click the photo or tap here to order the copper strips. 8 ways roof algae can affect your roof appearance.

They both grow from airborne spores they spread quickly and they form dark stains that look obvious especially on light colored roofs. How do i get rid of algae on my roof. We want to provide you the tools to look for either black or green algae so you know what to do should you find them on your roof. It s actually just a blue green algae spread by airborne spores.

Algae and lichen. One of the first problems homeowners experience with roof algae has to do with appearance. When seen from the ground mold and algae both look like black growths that grow on wet spots. These algae use the crushed limestone filler as a main food source.