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.
Roof bleach clean.
Another common myth is that you can easily and safely remove moss on your roof with common household bleach.
Soak the shingles with water.
After identifying the affected areas climb down the roof and mix thoroughly 1 gallon of hot water 1 cup of chlorine and 1 cup of powdered laundry soap in a large bucket.
Roof stains return in as few as 9 months and the roof mold is worse than before.
Use a sprayer attached to garden hose that s filled with equal parts chlorine bleach and water.
Fill the reservoir on a garden sprayer with the cleaning solution.
Here s how to clean the.
Black streaks on the north and west facing and shaded.
Bleach they say is the solution to all your problems.
Yes bleach will kill moss on your roof.
Roof stains return in as few as 9 months and the roof mold is worse than before.
How to use bleach to clean a shingle roof step 1.
Do shingles on your north west or other shaded roofs have streaky moldy stains.
Starting from the bottom.
Take a garden sprayer and fill it with household bleach.
Then place a sturdy ladder and climb slowly.
Use a garden hose to rinse the stains and cleaning solution from the roof.
Pour the contents directly from the bucket.
Spray your cleaning solution.
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.
Now spritz a sufficient amount of bleach all over the roof shingles evenly and let it sit for 15 20 minutes.
While specialized eco friendly roof cleaners are available they are a little more.
Set the garden hose on the spray setting with the highest pressure water and hold the nozzle close to the shingles when rinsing.
How to clean roof stains wash your shingles where the sun doesn t shine.
Use a pressure washer which can loosen shingles and seriously damage your roof.
This is the best way to clean a roof if you have asphalt shingles.
Allow the oxy bleach mixture to sit on the shingles for about 15 minutes.
Chlorine bleach also known as sodium hypochloriteor 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.
Mix your cleaning solution.
First choose a spot that gives you easy access to the roof and has a stable stretch of ground.
Cleaning procedure for roof shingles with bleach powdered laundry soap and water use a ladder to climb and inspect the roof for dirt algae mold mildew moss or lichen.
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.
Make your shingles last longer.
Cleaning moss and algae 1.
Bring your garden hose or water sprayer up to the roof.
