If you have mold in the attic we recommend consulting with a mold removal specialist because.
Mold in attic roof.
The most common cause of attic mold by far is blocked or insufficient ventilation.
This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate.
In the vast majority of cases the mold growth is caused by condensation.
Dryer exhaust vents kitchen exhaust fans and bathroom exhaust fans.
Improper exhausting of bathroom fans or dryer vents.
Wooden beams and plywood may be affected and it can be difficult to remove all traces of mold from wooden surfaces.
What causes attic mold.
Blocked or insufficient ventilation.
Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest.