Also notice the condensation stains at the shingle nail more evidence of a history of attic moisture which was a factor in this mold growth.
Mold in attic pictures.
Even if your roof and windows don t leak though humidity in the attic can lead to the growth of mold.
It would be up to the buyer if they wanted to pursue that to get further tests done by someone who specializes in it mauro said.
Mold can even be blue green orange red or pink on occasion.
This occurs efficiently in attics with proper ventilation but attic mold can occur if the hot air meets the cold surface of the attic roof and creates condensation.
On attic mold visible on pine tongue and groove roof sheathing near the building eaves.
Mold staining in attics is an issue that.
Click photo for larger image.
There s an underlying moisture issue that needs to be resolved because mold requires moisture to grow and spread.
Attic mold left unchecked can grow and lead to structural deterioration of attic sheathing and roof structural elements.
The most common cause of attic mold by far is blocked or insufficient ventilation of the attic space.
The environmental protection agency recommends against trying to remove mold yourself if you have mold covering a surface area greater than ten square feet or if you have mold in your heating and air conditioning ducts.
If your roof leaks or any attic windows leak you ve got moisture in your attic and probably need to consider attic mold removal.
What causes black mold in attic.
These pictures of mold show some of the different colors mold can be.
Particularly in cold climates when homeowners heat their homes in winter hot air tends to escape through the attic.
Mold in attic is fairly common because attics are often damp.
While black gray and various shades of brown are probably most common mold can also be white or yellow as you can see below.
In fact people with these types of conditions can potentially develop infections in their lungs due to mold exposure.
Mold species such as stachybotrys chartarum which looks like slimy growth loves attic basement bathroom and space under the sink black mold can also grow behind the walls or attic ceilings completely undetected until the occupants smell the presence or experience health problems.
A finished basement with black mold climbing the wall is a concern as is mold in an attic or elsewhere that indicates a drainage or ventilation problem.
The chief cause of attic mold is poor ventilation.
Mold in attics is scary to most would be buyers and homeowners.
Attics usually have a passive ventilation system in which outside air comes in through the soffit eave vents at the bottom warms up in the attic and escapes through the can or ridge vents at the top because hot air rises.