Soak the shingles with water.
Cleaning stains off roof shingles.
Here s what you ll need to clean your roof.
Wet down the roof with water from the garden hose.
Black streaks on the north and west facing and shaded.
Spray your cleaning solution.
Rainwater over the strips carries metal ions down the roof slope.
Make your shingles last longer.
Cleaning moss and algae 1.
Mix your cleaning solution.
Roof stains other roof issues.
Step 4 take precautions.
Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Starting from the bottom.
Spray it across the shingles you wish to clean wait about 20 minutes then rinse them with water.
Of chlorine bleach and a quarter cup of.
How to remove black stains from roof shingles.
Good solution is more permanent.
Fill a large bucket with 1 gallon of hot water 1 qt.
Metal strips the second method for removing algae involves installation of metal strips to the ridges of the roof.
To stay safe suit up in long sleeves pants and safety goggles.
Step 3 check for cleanliness and rinse.
It is important that the roof be wet when the cleaning mixture is applied or it may.
Never use a.
Today it is a big problem because the design of asphalt shingles has changed over time for the last 30 years or so asphalt shingles have been manufactured using limestone as the base filler this is the core of the problem as this design encourages the stain spreading across the roof.
Put on rubber gloves and a breathing mask before proceeding you so you can.
While specialized eco friendly roof cleaners are available they are a little more.
The ions act as a biocide and remove algae over time.
Allow the solution to soak into the shingles for at least 15 minutes.
How to clean roof stains wash your shingles where the sun doesn t shine.
Cleaning step 2 make and apply the bleach solution.
Cleaner pump sprayer garden hose with spray nozzle safety glasses or goggles rubber gloves safety rope old clothes slip resistant shoes ladder.
Cleaning asphalt shingles is an important part of protecting your roof.