Scrub away the thickest buildup.
Roof mold remedies.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae.
Wash off all.
To get rid of mold and other types of growth for good it s best to use a powerful.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
Mix up your cleaning solution.
Using a plastic pump type garden sprayer thoroughly soak the affected area with your choice of chemical.
Bleach mixtures can injure sensitive plants.
Spray the entire roof thoroughly.
Spraying the roof 1.
Not to worry though because you can clean the mold off with basic household bleach and save your roof long before you need an expensive replacement.
Follow the steps below to remedy this problem.
If you decide to use a bleach solution or other readymade roof moss treatment protect nearby plants with plastic sheeting.
How to use bleach mixtures on your roof.
The coating of water will dilute chemicals spilling downward from roof eaves.
Because it is difficult to totally protect them from the mix spray.
By this old house tom silva installs a zinc strip to keep roof algae from coming back.
Let sit for 10 to 20 minutes and rinse with a garden hose.
Don gloves and eye protection and liberally spray a 1 to 10 solution of bleach and water on the surface.