The asphalt roofing manufacturers association recommends letting the mixture sit for 15 to 20 minutes and then rinsing it with low water pressure.
Should i clean moss off my roof.
It s all about the tiles.
A thick growth of moss works like a sponge keeping the roofing damp for long periods and it can lift edges of shingles making them vulnerable to blowing off in a windstorm.
Just scrub it off first with a brush then bleach as above.
Both tasks work hand in hand to ensure the longest possible lifespan for your roof.
After you have killed the moss on your roof you must remove the dead moss manually or it will act like a sponge and soak up water further promoting decay.
You can also use a mixture of 50 50 water and household bleach to kill the moss.
Hose off and brush all moss loose from your roof shingles.
Hose off and brush all moss loose from your roof shingles.
Roofs are not designed to hold the weight of a person or to be walked on.
Carefully place a ladder near the area of moss.
Oxygen bleach lightens stains as well and is less harmful to the environment but it doesn t produce as immediate or dramatic an effect as chlorine bleach.
Even cleaning chemicals that are specially designed for use on roofs can still cause irreversible damage.
Water that accumulates on your roof from rain creates the perfect moist environment for bacteria moss and fungi to thrive.
The amount of rain that falls on your roof has a big effect on when and how often you should get it cleaned.
Should i remove moss from my roof.
Apply a storebought or diy cleaning solution to remove the moss.
After extra rainy winters you might notice a lot more moss and fungus growth on your roof than usual.
It doesn t matter which cleaning solution you choose you will get.
A mixture of trisodium phosphate tsp bleach and water will also remove stains.
The strips also work on roofs suffering from moss buildup.
To clean either.
Be sure that you cover any nearby flowerbeds and plants with plastic sheeting.
Position your ladder in place.
If your moss problem requires more than.
Spray the moss covered roof with the water from the.
Dry moss will not flake and blow away on its own.
You can probably see this same principle working on roofs in your neighborhood.
Make sure you have dressed appropriately for the job.