How Do You Clean Asphalt Roof Shingles

Cleaning moss and algae 1.

How do you clean asphalt roof shingles.

Pour the cleaning agent into a spraying device. 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. Black streaks on the north and west facing and shaded. A mixture of trisodium phosphate tsp bleach and water will also remove stains.

Scrub the wet section of the roof. Mix the hot water bleach and detergent in the bucket until the soap. Starting from the bottom. Make your shingles last longer.

Bring your garden hose or water sprayer up to the roof. Getting shingles clean 1. Roof cleaned with oxygen bleach left and chlorine bleach center. You cannot effectively clean asphalt shingles with just soap and water.

If you live in a humid area of the country you ve probably seen unsightly dark streaks on asphalt shingle roofs. Mix your cleaning solution. 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. Apply the cleaning agent to.

Soak the shingles with water. Fill a low pressure agricultural sprayer or a pump up garden sprayer. If they are severely molded you may want to give it a little longer. Spray the cleaner on a section of roof and let it sit for about 15 minutes.

How to clean roof stains wash your shingles where the sun doesn t shine. A pressure washer can eradicate the moss from the deep crevices and prevent it from returning next season. Start from the top shingle and rinse downward to prevent water seepage. How to clean roof shingles.

Allow the solution to soak into the shingles for at least 15 minutes. Use a pressure washer which can loosen shingles and seriously damage your roof. While specialized eco friendly roof cleaners are available they are a little more. Spray your cleaning solution.

Here s how to clean the. For large expanses of an asphalt shingled roof use a long handled scrub brush made for cleaning gutters and roofs. Do shingles on your north west or other shaded roofs have streaky moldy stains. Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.

Next rinse the shingles thoroughly with a garden hose at low pressure. Of laundry strength liquid chlorine bleach and water.