Mold In Attic Sheathing

What are the tell tale signs of an attic mold problem.

Mold in attic sheathing.

There s an underlying moisture issue that needs to be resolved because mold requires moisture to grow and spread. A trained mold inspector can readily determine if the growth structure is from white mold or efflorescence. 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. Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest.

The presence of mold inside your home even if it s in an unused place such as the attic can cause. The attic is truss framed with plywood sheathing. In the vast majority of cases the mold growth is caused by condensation. Mold on the underside of roof sheathing is also very common.

Dark black staining on wood surfaces if the wood in your attic shows any black discoloration the problem has moved. When an attic is. Attic spaces are one of the most common places in a home for mold to be found growing. Attic feels excessively hot or stuffy attics should feel breezy if they are properly ventilated.

Mold that grows on the underside of roof sheathing due to ideal mold growth conditions being present. Additionally efflorescence will typically dissolve under the application of a water mist while mold growth will not. 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. The presence of mold in your attic is often the result of poor ventilation insufficient insulation moisture from a roof leak or improper venting from your bathrooms or kitchen.

Mold on attic sheathing. This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate. Common areas of white mold growth include attic sheathing and crawlspace framing. The roof has baffles at alternating thusses soffit and ridge vents.

Mold species such as stachybotrys chartarum which looks like slimy growth loves attic basement bathroom and space under the sink. The white blown in insulation was used. On the east side only there is black mold for the first 6 up the slope.