This chemical is commonly used in products like drain cleaner and oven cleaner.
Chemical to clean roof shingles.
Another great roof shingle cleaner is sodium hydroxide or better known as lye.
Today s homeowner states that algae stains can be removed by cleaning though they usually return.
Mix the hot water bleach and detergent and pour into the garden sprayer.
Things to search for.
At most the bleach should be 50 of the solution.
Cleaning asphalt shingles is an important part of protecting your roof.
13 buying a roof cleaner.
Things you should know.
Spray it across the shingles you wish to clean wait about 20 minutes then rinse them with water.
Pour the mixture into the garden sprayer.
Not for use on metal roofs or homes with out gutters any of these roof cleaning solutions will be effective for removing mildew moss roof algae etc from fiberglass asphalt shingles.
Plus chlorine bleach is a corrosive agent that can damage metal roof flashings gutters and downspouts.
Mix the hot water bleach and detergent in the bucket until the soap granules dissolve.
Optionally add cup 177 5 ml of a non ammonia heavy cleaner such as tsp trisodium phosphate for extra cleaning power.
This is the best way to clean a roof if you have asphalt shingles.
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.
And the runoff harms plants.
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Even at low pressure a power washer can seriously damage shingles.
Fill your low pressure agricultural sprayer with a specialized asphalt cleaning agent.
Alternatively industrial roof cleaning chemical roof cleaner qse a work horse cleaner with black algae stain removing power qse.
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9 wash safe industries ws rc he best roof cleaner chemical.
Sodium hydroxide must be used carefully in order to not damage the roof or be harmful to any surrounding plants.
A home cleaner can be made with a quart 95 l of standard laundry bleach and a gallon 3 8 l of water.
The high powered water jets can damage shingles and remove the shingle granules that protect the roof.
It should be diluted with water in order to breakdown the chemical elements.
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To stay safe suit up in long sleeves pants and safety goggles.
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Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Bleach is caustic to the roof and plants.
