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.
Cold Weather and a freezing temperature won't stop the growth of roof mold black algae streaks or roof stains. Use medium to low pressure roof cleaning method can get black stains off, stop growth and remove roof algae and mold from the shingle; shield the roof from future growth and protect your roof.ny of these roof cleaning solutions will be effective for removing mildew, moss, roof algae etc from fiberglass asphalt shingles. We have listed a variety of these roof cleaners, including Roof Cleaning Chemical bundles which come with the applicators needed for washing your roof: