There were dark streaks on the roof from algae growth. We cleaned the roof in 3 - 4 hours at an estimated cost of $500 - $700. The customer now has a three year warranty. If any algae returns within three years we will come back and re-treat at no charge.
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 […]