View Algae On Roof Shingles Pictures. While an occasional cleaning might not harm your roof, repeated use of harsh chemicals, or the erosive effects of pressure washing, can damage or shorten the life of asphalt shingles. How to get rid of algae on the roof.
Owens Corning RIZERidge 33-lin ft Storm Cloud Algae ... from mobileimages.lowes.com According to the asphalt roofing manufacturers association (arma), there's no scientific evidence that algae is damaging to asphalt shingles. The algae feed off of the limestone within the roof shingles. Sometimes referred to as fungus growth.
Asphalt shingles will, however, blow off a roof in high winds.
Spray with a garden hose.a power washer would remove too much gravel from the shingles. Algae stains can be removed by cleaning, though they usually return. The concept behind algae resistant roof shingles is actually quite simple. Algae resistant roof shingles by atlas roofing featuring scotchgard™ protector.
