After applying product rinse the roof with a pressure washer.
How to clean a roof with bleach.
Your shingles are made of a fiberglass mat that is covered with protective oils tar and asphalt.
Spray the entire dirty roof section.
Roof wash cleaning application.
Never mix with other cleaning agents or bleach.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Fill the reservoir on a garden sprayer with the cleaning solution.
The reason you shouldn t use bleach to remove moss from your roof has to do with the composition of your shingles.
Clean shingles on a cool humid overcast day to ensure that the cleaner doesn t dry too fast on the roof.
Pour the contents directly from the bucket.
Wind sunlight water etc.
Then spray the cleaner onto the shingles photo 1.
How to use bleach to clean a shingle roof step 1.
Mix 1 gallon hot water 1 cup chlorine bleach and 1 cup powdered laundry soap into a large bucket.
Pour the mixture into the garden sprayer.
Roof stains return in as few as 9 months and the roof mold is worse than before.
Pick a cool overcast day so the cleaning solution doesn t dry too fast.
Apply to roof with garden style pump sprayer or other mechanical pump spray system or application.
For extra cleaning power mix in a non ammonia heavy cleaner like tsp.
One part of proper roof maintenance is cleaning the shingles which you can do yourself in less than an hour.
That ll prevent the cleaner from drying out too quickly.
This is the best way to clean a roof if you have asphalt shingles.
It is this very oil tar and asphalt which protect your shingles from the elements.
Of laundry strength liquid chlorine bleach and water.
Then mix standard laundry bleach with water.
Mix the hot water bleach and detergent in the bucket until the soap granules dissolve.
Pour it into a pump sprayer strap yourself into a full body harness tie it down and climb to the roof.