Of laundry strength liquid chlorine bleach and water.
Chemical to clean roof shingles.
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It should be diluted with water in order to breakdown the chemical elements.
Optionally add cup 177 5 ml of a non ammonia heavy cleaner such as tsp trisodium phosphate for extra cleaning power.
Mix the hot water bleach and detergent in the bucket until the soap granules dissolve.
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Plus chlorine bleach is a corrosive agent that can damage metal roof flashings gutters and downspouts.
And the runoff harms plants.
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Mix the hot water bleach and detergent and pour into the garden sprayer.
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Alternatively industrial roof cleaning chemical roof cleaner qse a work horse cleaner with black algae stain removing power qse.
Clean shingles on a cool humid overcast day to ensure that the cleaner doesn t dry too fast on the roof.
While an occasional cleaning might not harm your roof repeated use of harsh chemicals or the erosive effects of pressure washing can damage or shorten the life of asphalt shingles.
Another great roof shingle cleaner is sodium hydroxide or better known as lye.
Sodium hydroxide must be used carefully in order to not damage the roof or be harmful to any surrounding plants.
Cleaning asphalt shingles is an important part of protecting your roof.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Spray it across the shingles you wish to clean wait about 20 minutes then rinse them with water.
The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
Apply a storebought or diy cleaning solution to remove the moss.
To stay safe suit up in long sleeves pants and safety goggles.
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Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent.
At most the bleach should be 50 of the solution.
This is the best way to clean a roof if you have asphalt shingles.
Pour the mixture into the garden sprayer.
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A home cleaner can be made with a quart 95 l of standard laundry bleach and a gallon 3 8 l of water.
Today s homeowner states that algae stains can be removed by cleaning though they usually return.
Even at low pressure a power washer can seriously damage shingles.
Bleach is caustic to the roof and plants.