Soak your cloth or sponge in the water detergent mixture.
How to clean a roof safely.
Once each panel is clean rinse it immediately with clean water to prevent streaks and film.
Mix the product with water for a 1 7 dilution ratio a gallon covers about 700 to 900 sq.
Using a water hose focus on the downspout at full pressure and run the water through it to flush down all debris from the downspout.
Apply to roof with garden style pump sprayer or other mechanical pump spray system or application.
Use a pressure washer which can loosen shingles and seriously damage your roof.
Once the gutters are completely free from debris the next place to work on is the downspouts.
That ll prevent the cleaner from drying out too quickly.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Before applying the cleaner spray the roof with water to cool it down.
Scrub problem areas with your detergent solution.
If the downspout has been clogged by debris the water will not run through.
After applying product rinse the roof with a pressure washer.
Of laundry strength liquid chlorine bleach and water.
Spray the entire dirty roof section.
Roof wash cleaning application.
This is the best way to clean a roof if you have asphalt shingles.