Algae Growing On Roof

How to prevent moss lichens algae growth on roofs.

Algae growing on roof.

Get your roof. All can create greenish blotches on siding. Algae is just a thin film of organic growth that can be removed by washing the roof with certified organic oxygen bleach. Black streaks green or white spots round lichens mosses green moss that spreads across your roof.

Algae growth is common on roof surfaces of several materials including asphalt shingles concrete and clay roof tiles and even slate. Algae growth on your roof looks bad. Algae growth the black streaks on your roof don t appear for everyone they usually only appear on roofs in humid parts of the country. The tiny organisms that grow on the roofs and walls of houses can be moss algae lichen or mildew or mold two terms often used interchangeably.

Algae and other microscopic growths on the roofs are an age old problem but the solution is on the mind of both roofing contractors and homeowners. Watch moss removal roof cleaning videos below. It s actually just a blue green algae spread by airborne spores. Copper will prevent the growth of moss and algae.

Some roof shingle materials contain algaecides or fungicides which will also retard moss growth on the roof surface. Use stain solver oxygen bleach to safely clean. Moss is thick algae is paper thin. Another way to make sure that algae can t grow on your roof is to get rid of any standing.

Algae provide a foothold for other organisms to set up residency on your tile. Although mold can grow in your roofing materials if water gets trapped somewhere if you see any of the following on top of your roof algae are more likely your problem. Known as black algae or roof mold gloeocapsa magma is usually blamed on dirt accumulation mold and mildew or defective shingles. Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.

Copper strips prevent the growth of moss and algae. Removing algae growth is a problem too. On an asphalt or possibly some treated wood shingle roofs shingle chemistry is also involved in moss lichens and algae growth or resistance to it. 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 discolors your tile roof absorbs heat unevenly and absorbs moisture. A good way to eliminate the algae growth on your roof is to limit the number of trees around your roof. Often algae that is identified as green when studied microscopically also looks black or quite dark on a roof surface.