Apply the cleaning agent to.
How to clean an asphalt shingle roof.
Fill a low pressure agricultural sprayer or a pump up garden sprayer.
Pour the cleaning agent into a spraying device.
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.
Black streaks on the north and west facing and shaded.
The most effective method of cleaning algae and moss from a roof is w ith a 50 50 mix of laundry strength liquid chlorine bleach and w ater.
Soak the shingles with water.
Choose your cleaning agent.
Starting from the bottom carefully wet the shingles.
Of laundry strength liquid chlorine bleach and water.
Using bleach is recommended by most shingle roof manufactures and the arma asphalt roofing manufactures association.
This keeps the solution from drying out immediately after application.
Make your shingles last longer.
Wash the solution off the roof with your garden hose fitted with the sprayer.
Here s how to clean the.
Bring your garden hose or water sprayer up to the roof.
Simple cover your plants just as painters do.
You cannot effectively clean asphalt shingles with just soap and water.
The most effective method of cleaning algae and moss from a roof is with a 50 50 mix of laundry strength liquid chlorine bleach and water.
Getting shingles clean 1.
How to clean roof stains wash your shingles where the sun doesn t shine.