This is the best way to clean a roof if you have asphalt shingles.
How do u clean a shingle roof.
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.
You cannot effectively clean asphalt shingles with just soap and water.
Use a pressure washer which can loosen shingles and seriously damage your roof.
Start from the top shingle and rinse downward to prevent water seepage.
While specialized eco friendly roof cleaners are available they are a little more.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Mix the hot water bleach and detergent in the bucket until the soap.
Scrub the wet section of the roof.
Rinse from the top of the roof down to avoid re staining the shingles with the dirty water.
Here s how to clean the.
Apply the cleaning agent to.
Set the nozzle at the highest pressure setting and hold it 12 inches from the shingles.
Mix the hot water bleach and detergent and pour into the garden sprayer.
Spray the cleaner on a section of roof and let it sit for about 15 minutes.
If some remains apply the cleanser again wait 10 more minutes and repeat the rinse process.
Starting from the bottom.
Make your shingles last longer.
How to clean roof stains wash your shingles where the sun doesn t shine.
Allow the oxygen bleach to sit on the shingles for 20 minutes.
Of laundry strength liquid chlorine bleach and water.
Algae feed on limestone filler contained in asphalt roof shingles.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Choose your cleaning agent.
Getting shingles clean 1.
Black streaks on the north and west facing and shaded.
If you live in a humid area of the country you ve probably seen unsightly dark streaks on asphalt shingle roofs.
Soak the shingles with water.
Cleaning moss and algae 1.
Mix your cleaning solution.
Spray your cleaning solution.
Bring your garden hose or water sprayer up to the roof.
Fill a low pressure agricultural sprayer or a pump up garden sprayer.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Pour the cleaning agent into a spraying device.
Then use a long handled soft bristle scrub brush to remove the moss from the roof scrubbing from the top down to avoid lifting.
