Attic Plywood Sheathing

I have surface mold on the sheathing in my 1982 vintage 12 6 pitched attic.

Attic plywood sheathing.

Plywood roof sheathing 5 8 plywood attic dek 3 8 plywood osb 4x8 11 32 plywood. A mold test kit should be able to confirm that mold is indeed present on your attic sheathing or plywood. The only storage system designed specifically for the the only storage system designed specifically for the unfinished areas over a garage or under a roof. Depending on the type of mold kit you decide to purchase it may even have the capability of alerting you to what kind of mold is present and also whether or not it is a toxic strand.

I m aware of the cause poorly vented bathroom fans and not well sealed fan fixtures lights wires etc. This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate. Universal attic dek 4 pack made for 16 in. Mold growing on the sheathing in your attic is a serious problem that shouldn t be ignored.

The decision regarding the thickness of plywood to use for the subfloor in the attic has a lot to do with how you intend to use the attic and it also depends on the spacing of the ceiling joists. Mold on attic sheathing. In the vast majority of cases the mold growth is caused by condensation. On center joist spacing.

Use the tongue and groove feature to lock multiple boards together and improve the organization of your storage space. Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest. Box out light fixtures. Unless you re using mineral wool insulation or your fixtures are rated safe for contact with any type of insulation don t allow the material to touch or cover recessed cans or.

Enjoy a clean look and increase the usable square footage of your attic by multiples of 8 sq. Look for water stains on the roof sheathing or damp or moldy spots on attic joists and existing insulation as a clue to where leaks might be. If your attic joists won t bear the weight necessary to finish out a living space but the engineer cleared them to support floor decking for light storage you can install inch plywood or.