This two-story home in Duluth had black streaks on the roof, which is very common in the humid southeast. These black streaks are caused by algae and other organic material growing on the shingles on the roof. RoofClean used our softwash system to clean the roof safely without harming the shingles as pressure washing can do. Softwashing the roof not only makes the roof look new again, it also can increase the longevity of the roof by removing the organic growth that actually feeds on the limestone in the shingles. The results are amazing.
Black streaks on your roof are more than just an eyesore. They are often caused by a type of algae called gloeocapsa magma, which thrives in warm, humid climates and feeds on the limestone filler in shingles. Left untreated, these streaks can darken and spread, leading […]
If you look up and see dark streaks running down your shingles, you are not alone. Across Atlanta, GA those marks are most often caused by Gloeocapsa magma, a common blue-green organism that leaves a black residue. Left in place, it spreads from roof to roof, […]
When you're managing a commercial property, appearances aren't just cosmetic — they're strategic. Exterior cleanliness plays a powerful role in how customers perceive your business, how often they visit, and even how safe they feel. Neglecting routine commercial soft washing can lead to serious hidden costs […]