Heating ventilation and air conditioning ducts may also.
Mold in attic space.
There s an underlying moisture issue that needs to be resolved because mold requires moisture to grow and spread.
Causes of mold while damp and warm climates are a prime breeding ground for our fuzzy friend other conditions that bring mold include lack of ventilation and proper sheathing.
Mold in your attic is not the biggest concern.
Blocked or insufficient ventilation.
Can lights wall drywall junctions wall framing members ductwork bathroom vents etc.
High humidity in a space like an attic can lead to mold and a spill in a carpeted area of your home that isn t quickly taken care of can also lead to mold under the carpet.
Insulation is often affected.
You should remedy this by air sealing areas in your attic.
It is caused by excessive moisture from air movement from humid air in your home to a low humid attic with lower temperatures.
The most common cause of attic mold by far is blocked or insufficient ventilation.
If you have mold in the attic we recommend consulting with a mold removal specialist because.
Attic mold left unchecked can grow and lead to structural deterioration of attic sheathing and roof structural elements.
What causes attic mold.
The chief cause of attic mold is poor ventilation.
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.
Improper exhausting of bathroom fans or dryer vents.