How Do You Clean Asphalt Roof Shingles

Oxygen bleach lightens stains as well and is less harmful to the environment but it doesn t produce as immediate or dramatic an effect as chlorine bleach.

How do you clean asphalt roof shingles. Choose your cleaning agent. Here s how to clean the. Spray your cleaning solution. Fill a low pressure agricultural sprayer or a pump up garden sprayer.

Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water. Scrub the wet section of the roof. Start from the top shingle and rinse downward to prevent water seepage. You cannot effectively clean asphalt shingles with just soap and water.

Black streaks on the north and west facing and shaded. Spray the cleaner on a section of roof and let it sit for about 15 minutes. Cleaning moss and algae 1. If they are severely molded you may want to give it a little longer.

Pour the cleaning agent into a spraying device. Roof cleaned with oxygen bleach left and chlorine bleach center. This is the best way to clean a roof if you have asphalt shingles. Mix your cleaning solution.

How to clean roof stains wash your shingles where the sun doesn t shine. Starting from the bottom. Getting shingles clean 1. Mix the hot water bleach and detergent and pour into the garden sprayer.

Of laundry strength liquid chlorine bleach and water. A mixture of trisodium phosphate tsp bleach and water will also remove stains. Next rinse the shingles thoroughly with a garden hose at low pressure. Though often attributed to an accumulation of dirt defective shingles mold or mildew the most common culprit is actually a blue green algae known as gloeocapsa magma that is spread by airborne spores.

Apply the cleaning agent to. Mix the hot water bleach and detergent in the bucket until the soap. For large expanses of an asphalt shingled roof use a long handled scrub brush made for cleaning gutters and roofs. A pressure washer can eradicate the moss from the deep crevices and prevent it from returning next season.

Make your shingles last longer. Use a pressure washer which can loosen shingles and seriously damage your roof. How to clean roof shingles. Bring your garden hose or water sprayer up to the roof.

Allow the solution to soak into the shingles for at least 15 minutes. If you live in a humid area of the country you ve probably seen unsightly dark streaks on asphalt shingle roofs.