Attic Sheathing Wet

Wet sheathing was found in attic area due to lack of venting.

Attic sheathing wet. Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest. Frost itself doesn t do any damage but once it melts things get wet and then damage occurs. Does mold on attic sheathing have to be removed. Buckled or damaged roof sheathing.

Moist or wet insulation. There appears to be some kind of mold up there but there is no access to the attic due to a very low pitched roof. 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.

How does condensation get in the attic. Moisture or frost on the roofs sheathing. When it was investigated my husband found that the the blown in insulation was blocking the vents the bath exhaust fan hadn t been vented outside the attic and that the sheathing was extremely wet. Water or drip marks scattered on the attic floor.

These signs can vary contingent on the catalyst of the problem and are generally worse on north facing or shady sides of roofs. In the vast majority of cases the mold growth is caused by condensation. When moisture gets into the attic it condenses on the roof sheathing in the form of frost.