The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.
Fungus on my roof.
Here we discuss the causes of algae moss lichens or fungal growth on roof shingles the effects of these conditions and how to cure or prevent them.
Identifying removing preventing algae fungus lichens moss on roof shingles.
How do you treat roof fungus.
Next mix 1 quart of bleach 1 gallon of water and cup of trisodium.
Asphalt roof shingle defects.
For the purposes of this article the terms mildew fungus algae and moss.
How to stop roof fungus.
Photos and text guide diagnosis of asphalt roof failures how to identify and explain roof shingle failures obtain claims.
Then use a long handled brush to scour the surface of the shingles and loosen stuck on mold while it s dry and brittle.
Since starting on a quest for the ideal method of cleaning fungus and algae from roofs i have contacted dozens of individuals and companies.
Bleach kills fungus on contact.
Some of my readers came forward with suggestions and a few companies also supplied information helpful to this research.
You can do this easily with a 1 1 ratio of bleach and water.
Simply mix the bleach and water spread the mix over your roof with a mop and hose the roof off.
Mold and mildew are most dangerous of all due to their detrimental health effects.
Mold for example causes respiratory problems in the occupants of affected households.
To clean mold off a roof start by putting on rubber gloves a breathing mask and goggles to protect yourself from the harsh cleaning chemicals.