Mold In Attic Sheathing

Mold that grows on the underside of roof sheathing due to ideal mold growth conditions being present.

Mold in attic sheathing.

A trained mold inspector can readily determine if the growth structure is from white mold or efflorescence. What are the tell tale signs of an attic mold problem. Attic mold left unchecked can grow and lead to structural deterioration of attic sheathing and roof structural elements. Additionally efflorescence will typically dissolve under the application of a water mist while mold growth will not.

Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest. 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. There s an underlying moisture issue that needs to be resolved because mold requires moisture to grow and spread. The roof has baffles at alternating thusses soffit and ridge vents.

Attic spaces are one of the most common places in a home for mold to be found growing. The white blown in insulation was used. Attic feels excessively hot or stuffy attics should feel breezy if they are properly ventilated. When an attic is.

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. Mold growing on the sheathing in your attic is a serious problem that shouldn t be ignored. This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate.

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. Common areas of white mold growth include attic sheathing and crawlspace framing. The attic is truss framed with plywood sheathing. Dark black staining on wood surfaces if the wood in your attic shows any black discoloration the problem has moved.

Mold on the underside of roof sheathing is also very common. 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. In the vast majority of cases the mold growth is caused by condensation.