Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent.
Cleaning stains off roof shingles.
To stay safe suit up in long sleeves pants and safety goggles.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Spray your cleaning solution.
Black streaks on the north and west facing and shaded.
The ions act as a biocide and remove algae over time.
Wet down the roof with water from the garden hose.
Make your shingles last longer.
Metal strips the second method for removing algae involves installation of metal strips to the ridges of the roof.
How to remove black stains from roof shingles.
It is important that the roof be wet when the cleaning mixture is applied or it may.
Mix your cleaning solution.
Never use a.
Put on rubber gloves and a breathing mask before proceeding you so you can.
Step 3 check for cleanliness and rinse.
Here s what you ll need to clean your roof.
Soak the shingles with water.
Cleaning step 2 make and apply the bleach solution.
Allow the solution to soak into the shingles for at least 15 minutes.
Here s how to clean the.
Bring your garden hose or water sprayer up to the roof.
Rainwater over the strips carries metal ions down the roof slope.
Starting from the bottom.
While specialized eco friendly roof cleaners are available they are a little more.
Fill a large bucket with 1 gallon of hot water 1 qt.
Cleaning asphalt shingles is an important part of protecting your roof.
How to clean roof stains wash your shingles where the sun doesn t shine.
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.
Cleaner pump sprayer garden hose with spray nozzle safety glasses or goggles rubber gloves safety rope old clothes slip resistant shoes ladder.
Roof stains other roof issues.
Step 4 take precautions.
Good solution is more permanent.
Years ago stains on asphalt shingled roofs were not a significant problem.