Cleaning moss and algae 1.
Cleaning stains off roof shingles.
Black streaks on the north and west facing and shaded.
Spray it across the shingles you wish to clean wait about 20 minutes then rinse them with water.
Step 3 check for cleanliness and rinse.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Here s how to clean the.
To stay safe suit up in long sleeves pants and safety goggles.
Years ago stains on asphalt shingled roofs were not a significant problem.
Never use a.
The ions act as a biocide and remove algae over time.
Here s what you ll need to clean your roof.
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.
Bring your garden hose or water sprayer up to the roof.
Fill a large bucket with 1 gallon of hot water 1 qt.
Cleaning asphalt shingles is an important part of protecting your roof.
Step 4 take precautions.
Spray your cleaning solution.
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.
While specialized eco friendly roof cleaners are available they are a little more.
Make your shingles last longer.
Good solution is more permanent.
Rainwater over the strips carries metal ions down the roof slope.
Roof stains other roof issues.
Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent.
Cleaner pump sprayer garden hose with spray nozzle safety glasses or goggles rubber gloves safety rope old clothes slip resistant shoes ladder.
Put on rubber gloves and a breathing mask before proceeding you so you can.
Wet down the roof with water from the garden hose.
It is important that the roof be wet when the cleaning mixture is applied or it may.
Starting from the bottom.
Of chlorine bleach and a quarter cup of.
Soak the shingles with water.
Cleaning step 2 make and apply the bleach solution.