Spray the cleaner on a section of roof and let it sit for about 15 minutes.
How to clean roof shingles.
This is the best way to clean a roof if you have asphalt shingles.
Allow the solution to soak into the shingles for at least 15 minutes.
Soak the shingles with water.
Read on for our best roof cleaning tips.
How to clean roof shingles.
Here s how to clean the.
Cleaning moss and algae 1.
Of laundry strength liquid chlorine bleach and water.
Mix the hot water bleach and detergent and pour into the garden sprayer.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Starting from the bottom.
Then spray your cleaner onto your shingles in a smooth even coat.
Black streaks on the north and west facing and shaded.
If they are severely molded you may want to give it a little longer.
Start from the top shingle and rinse downward to prevent water seepage.
Make your shingles last longer.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Use a pressure washer which can loosen shingles and seriously damage your roof.
Spray your cleaning solution.
Use your garden hose and spray your roof with a coat of water to cool it down and prevent the cleaner from drying too quickly.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Mix your cleaning solution.
Wait about 20 minutes then rinse off the shingles with your garden hose use the most powerful spray setting available.
While specialized eco friendly roof cleaners are available they are a little more.
Mix the hot water bleach and detergent in the bucket until the soap.