Run your gloved hand over the shingles to check for any slimy mold remaining after you re finished rinsing.
Getting mold off of roof shingle.
If some remain apply the cleanser again wait 10 more minutes and repeat the rinse process.
Power washing your roof will reduce its lifespan.
Here s how to clean the.
How to clean mold off a roof chlorine bleach solution.
Even though their mothers might object.
They will let the mixture stay on the roof for a bit to ensure it penetrates the stain.
Leave the plastic wrap on the shingle for 30 minutes.
Spray the entire roof thoroughly.
Instead gently pray the roof down with a mix of half bleach and half water.
To keep the algae from coming back insert 6 inch wide strips of zinc or copper under the row of shingling closest to the roof peak leaving an inch or two of the lower edge exposed to the weather.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
For the purposes of this article the terms mildew fungus algae and moss are interchangeable.
How to clean roof stains wash your shingles where the sun doesn t shine.
Use enough to completely wet the surface.
Copper sulfate solution alternative.
Make your shingles last longer.
That way whenever it rains some of the metal molecules will wash down the roof and kill any algae trying to regain a foothold on your shingles.
Spraying the roof 1.
Next rinse the shingles thoroughly with a garden hose at low pressure.
Asphalt shingles are designed to withstand rain not the force of a power washer.
Mix up your cleaning solution.
To get rid of mold and other types of growth for good it s best to use a powerful.
Spray all the plants growing near your house with water as this will help.
Chlorine bleach cleaning mixtures are one option.
Place several drops of rubbing alcohol onto the surface of the paint.
Spray all the plants growing near your house with water and this will help protect them from.
Let the mixture sit on the roof for 20 minutes before you rinse it off.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye.
The choice of roofers for removing mold among roofing supplies is a special bleaching agent formulated for roofs.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Scrub away the thickest buildup.
Hose off and brush all moss loose from your roof shingles.
Start from the top shingle and rinse downward to prevent water seepage.
Preventing mildew from forming.
The roofing contractors mix this bleaching agent with water and spray the roof down paying close attention to areas that are stained.