Elastomeric roof coatings are applied thicker than paint. These elastomeric roof coatings are used for roof leaks repair. An elastomeric roof coating seal roof leaks, saves and extends the life of old roofs. Elastomeric roof coatings are an excellent choice for roof leaks repair.
How to Clean Algae and Moss from a Roof. Apply the bleach solution with a garden sprayer. Let it stand on the surface for about 20 minutes, then rinse it off with spray from a garden hose. Don't let the bleach solution stand on the roof for more than 30 minutes or so without rinsing.
The roof algae (sometimes called a roof mildew or shingle mold) actually feeds on the crushed limestone that is present in shingles from most asphalt shingle roof manufacturers.The roof algae is spread by wind and animals from roof to roof and is almost impossible to prevent.he good news is: Yes, Roof Stain removal is possible! Choose between two common roof cleaning solutions used to : do it yourself roof cleaning using a roof cleaning product, or using roof cleaning services from a professional roof cleaning business.