Stop roof algae from coming back to keep the algae from coming back insert 6 inch wide strips of zinc or copper under the row of shingling closest to the roof peak leaving an inch or two of the lower edge exposed to the weather.
Roof fungus treatment.
If the roof fungi haven t damaged the structural integrity of the roof you should be able to clean it yourself.
The premade ones are much quicker and probably neater looking.
You can do this easily with a 1 1 ratio of bleach and water.
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.
Spraying the roof 1.
Wash off all.
Hose off and brush all moss loose from your roof shingles.
Scrub away the thickest buildup.
Bleach kills fungus on contact.
You can cut strips of zinc flashing copper and lead work too and slide them under a course of roof shingles to kill lichen and moss growing there or you could just buy these premade strips from shingle shield.
To apply wet moss killer attach the garden hose to the container.
Apply a storebought or diy cleaning solution to remove the moss.
Mix up your cleaning solution.
Maintain a consistent flow of moss killer down the line.
Carefully place a ladder near the area of moss.
Soda ash decomposed from sodium percarbonate increases the ph value to knock down calcium ion and magnesium ion thus.
To apply dry powder moss killer place an extension ladder against the house and climb to the roof.
If your moss problem requires more than.
To get rid of mold and other types of growth for good it s best to use a powerful.
Spray the entire roof thoroughly.
Because it is difficult to totally protect them from the mix spray.
How do you treat roof fungus.
Hose off and brush all moss loose from your roof shingles.
If the surface is too porous to remove mold completely such as in ceiling tiles you may have to replace it.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
Simply mix the bleach and water spread the mix over your roof with a mop and hose the roof off.
Soda ash also.
For more porous surfaces like drywall just use a rag so you don t damage the surface with more abrasive cleaners.
Bleach mixtures can injure sensitive plants.
How to use bleach mixtures on your roof.
Scrub mold off hard surfaces such as window sills and tile with detergent and water and dry completely with a rag.