Attic Side Sheathing
This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate.
Attic side sheathing. Georgia recognized this problem about a decade ago and started requiring all attic kneewalls to have sheathing on the attic side and to be insulated to at least r 18. Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest. Mold must be removed from attic sheathing because the spores can cause serious health problems. It also holds roofing nails well.
The effects of mold exposure depend on your health and the amount of mold you re. Roof sheathing or decking is one of those elements. Plywood is a bit more expensive but is usually. And if you re still wondering what roof sheathing is and what materials are typically used read on and satisfy your curiosity.
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 the underside of roof sheathing is also very common. Comes in standard 4 by 8 foot sheets is strong durable and relatively light. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.
As a quick. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood. The common grade of plywood for roof sheathing is cdx. Mold on attic sheathing.
Roof sheathing materials plywood. Attic spaces are one of the most common places in a home for mold to be found growing.