If you use bleach to remove mold growth there is a good chance that the mold will return.
Garage roof mold bleach.
Then add one tablespoon of trisodium phosphate tsp and mix well.
What bleach does to your roof.
That nothing is leaking.
Wind sunlight water etc.
Frequently to ensure that they are in good condition i e.
Space between the strips.
I bleach my roof every 2 years.
I let the bleach sit for like 10 minutes.
Vinegar will penetrate porous materials and kill the mold at the roots.
With that being said check the garage roof gutters pipes etc.
Bleach and vinegar can both kill mold but vinegar is much more effective for removing mold from porous materials.
Which is exactly why you want to remove moss in.
It is this very oil tar and asphalt which protect your shingles from the elements.
Put on rubber gloves and a breathing mask before proceeding so you can protect your skin and your lungs from the fumes produced by both bleach and trisodium phosphate.
Thoroughly water any plants near the area where you will be working.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
I also just use a water hose to rinse it off.
Moss and algae breakdown these protective layers shortening the lifespan of your roof.
The bleach get those black stains off and your roof looks brand new again.
For example roof cracks can be a cause of small puddles in your garage which if not properly dried out can become one of the mold causes.
Add cup clorox regular bleach 2 with cloromax to 1 gallon water in the 5 gallon bucket.
Never mix chemicals together.
Use only one of these substances mixed with water at a time.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
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.
8 spray the cleaning solution onto the shingles using a garden sprayer.
Protect larger plants by covering them with plastic sheeting.
Spray the roof with the diluted substance and let it sit for about an hour.
In a two gallon bucket create a cleanser composed of 1 4 chlorine bleach and 3 4 water.
Roof stains return in as few as 9 months and the roof mold is worse than before.
For larger jobs use 1 cups bleach added to 2 gallons of water.
7 protect nearby shrubs and lawn with plastic tarps.
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.
This is because bleach only kills mold spores on the surface of affected materials.
Your shingles are made of a fiberglass mat that is covered with protective oils tar and asphalt.