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.
Overview. Green moss can be unsightly and slimy, but that's no reason to pull out the toxic chemical spray. The herbicide may adversely affect surrounding greenery, and the green moss will likely return over time.The best way to get rid of green moss on tree trunks and fences is to physically remove it and then discourage its return by drying out the area.oss thrives in dark moist conditions. If possible, trim back the branches of surrounding trees to allow more sunlight in. If an adjacent building is preventing the area from enjoying more sunlight, simply re-treat the area as soon as the moss crops up again.