Gray Fungus On Roof

Our photo at right and our two moldy asbestos pipe insulation pictures below all show black and gray mold colonies as smaller spots growing on the painted surface of cloth covering asbestos pipe insulation.

Gray fungus on roof. If the roof fungi haven t damaged the structural integrity of the roof you should be able to clean it yourself. This will prevent the solution from draining in your direction. To combat algae and or fungus growth it is generally known to include metallic granules on the surface of the roofing material. Zinc strips left have been used for many years as an algae preventative.

Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest. Mold on in attics and attic surfaces roof sheathing the photographs below illustrate mold growth on plywood roof sheathing. What is gray mold. If you wish to prevent reoccurrence of fungus think zinc.

You can do this easily with a 1 1 ratio of bleach and water. Spray the entire roof thoroughly. It s a combination of algae and fungus and usually has a light mint green color. This disease will easily infect plants that are already damaged or beginning to die.

Continue spraying until you see runoff then let the chemicals sit for 15 20 minutes to soak in and begin attacking the mold. Gray mold is a fungus otherwise known as botrytis cinerea that can affect any part of a plant and is one of the most common diseases found among bedding plants. This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate. When it rains a slight amount of zinc dissolves from the strips and coats the roof inhibiting algae and fungus growth.

The metallic granules are generally either composed primarily of or coated with a coating containing copper and or other metals such as zinc. In the vast majority of cases the mold growth is caused by condensation. How do you treat roof fungus. Fungus which also travels through the air can combine with algae already present on your roof and form into lichen.

The mold itself may have a cottony texture but can also be velvety leathery or. Start on lowest row of shingles and work your way backwards to the upper part of the roof. It doesn t trap as much water against the surface of the roof as moss but it can be acidic and has strands that can penetrate into the shingles. Mold usually causes a musty odor and may cause staining that may be black brown gray white yellow or green.

Simply mix the bleach and water spread the mix over your roof with a mop and hose the roof off. Bleach kills fungus on contact.