Starting from the bottom.
Roof bleach cleaning.
Make your shingles last longer.
Don t let anyone use chlorine bleach to clean your roof.
Many homeowners suggest that bleach will kill moss with no problems whatsoever and there are dozens of hardware and homeowner websites that will tell you the same thing.
Dangers of roof cleaning with bleach.
Roof stains return in as few as 9 months and the roof mold is worse than before.
Another common myth is that you can easily and safely remove moss on your roof with common household bleach.
Cleaning moss and algae 1.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Yes bleach will kill moss on your roof.
Pour the contents directly from the bucket.
How to use bleach to clean a shingle roof step 1.
How to clean roof stains wash your shingles where the sun doesn t shine.
Roof stains return in as few as 9 months and the roof mold is worse than before.
Fill the reservoir on a garden sprayer with the cleaning solution.
While specialized eco friendly roof cleaners are available they are a little more.
Chlorine bleach also known as sodium hypochlorite or sh is not meant to be a roof cleaning chemical because it kills surface algae but can not penetrate the roof shingle granules to remove black mold root structures.
Many contractors who roof clean with bleach will use the term soft wash.
Here s how to clean the.
Bring your garden hose or water sprayer up to the roof.
Spray your cleaning solution.
This will remove any stains that were loosed up by the oxygen bleach.
Allow the oxy bleach mixture to sit on the shingles for about 15 minutes.
Roof cleaning using chemicals like chlorine bleach and tsp trisodium phosphate as a cheap roof cleaning spray to make your shingles look new again is not advisable.
Set the garden hose on the spray setting with the highest pressure water and hold the nozzle close to the shingles when rinsing.
Roof cleaning methods arma bulletin roof shampoo the best method for safe roof cleaning is low pressure eco friendly.
Soak the shingles with water.
Mix your cleaning solution.
Black streaks on the north and west facing and shaded.
Bleach they say is the solution to all your problems.