Mold In Attic

Ideally your roof will have vents along the ridge as well as along the soffits.

Mold in attic. The most common cause of attic mold by far is blocked or insufficient ventilation. Particularly in cold climates when homeowners heat their homes in winter hot air tends to escape through the attic. There s an underlying moisture issue that needs to be resolved because mold requires moisture to grow and spread. 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.

Heating ventilation and air conditioning ducts may also. You should remedy this by air sealing areas in your attic. Improper exhausting of bathroom fans or dryer vents. Can lights wall drywall junctions wall framing members ductwork bathroom vents etc.

Wooden beams and plywood may be affected and it can be difficult to remove all traces of mold from wooden surfaces. It is caused by excessive moisture from air movement from humid air in your home to a low humid attic with lower temperatures. Dryer exhaust vents kitchen exhaust fans and bathroom exhaust fans. 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.

Insulation is often affected. 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. Blocked or insufficient ventilation. Having one but not the other creates poor air flow allowing moisture to accumulate and mold to take hold.

What causes attic mold. Mold in your attic is not the biggest concern. The chief cause of attic mold is poor ventilation.