No pressure washers please.
Removing fungus from roof shingles.
Wash off all.
Spray wash the roof with a 50 mix of water and bleach to get rid of the algae.
These stains will discolor your roof and damage the shingles over a period of time if left alone.
Using a plastic pump type garden sprayer thoroughly soak the affected area with your choice of chemical.
Step 3 check for cleanliness and rinse.
Bleach mixtures can injure sensitive plants.
The less expensive solution is to spray wash the roof with a 50 percent mix of water and bleach to get rid of the algae.
Step 4 take precautions.
Never use a.
Allow the solution to soak into the shingles for at least 15 minutes.
Once it does then you can safely remove it with a leaf blower.
How to use bleach mixtures on your roof.
Gradually it will loosen from the roof shingles.
It can take several weeks to several months for the moss to pull away from the shingles.
Put on rubber gloves and a breathing mask before proceeding you so you can.
Mold stains can form on roof shingles that are in permanent shade.
No pressure washers please.
Cleaning step 2 make and apply the bleach solution.
Because it is difficult to totally protect them from the mix spray.