The black growth on attic sheathing and rafters consists primarily of species of cladosporium alternaria or other genera of micro fungi but rarely if ever the potentially toxic stachybotrys mold black mold because attics are not consistently wet enough to sustain this kind of mold.
Black mildew in attic.
If you re not sure what you re looking for here s a picture of mold in an attic.
Paint walls and floors in your attic with mildew resistant paint to prevent mildew development.
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.
What causes black mold in attic.
Wrongful dischargement unfortunately some house designs leave the vents from the dryer kitchen bathroom and other.
Condensation by the furnace.
Having one but not the other creates poor air flow allowing moisture to accumulate and mold to take hold.
However there are many different types of mold so if the mold in your attic looks different that does not mean you don t have a problem or don t need to worry about it or take action.
Nearly all types of mold can cause health problems so if there is mold in your attic you need to get rid of it.
These are available at.
What causes black mold in attic.
Poor attic ventilation not enough ventilation in the attic is the most common reason for black mold being found in.
By far the most common cause of mold in your attic is improper ventilation.