And he is having problems with water underneath the decking.
Mold on roof sheathing in attic.
In the vast majority of cases the mold growth is caused by condensation.
The attic is truss framed with plywood sheathing.
And i was curious at this point there is actually mold inside the ceiling of you know the old ceiling and.
Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest.
On the east side only there is black mold for the first 6 up the slope.
This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate.
The roof has baffles at alternating thusses soffit and ridge vents.
Mold on the underside of roof sheathing is also very common.
The effects of mold exposure depend on your health and the amount of mold you re exposed to.
Attic spaces are one of the most common places in a home for mold to be found growing.
Mold that grows on the underside of roof sheathing due to ideal mold growth conditions being present.
Attic mold left unchecked can grow and lead to structural deterioration of attic sheathing and roof structural elements.
There s an underlying moisture issue that needs to be resolved because mold requires moisture to grow and spread.
So they put an addition on the side and part of the roof is now rafter roof which is cathedral.
Mold must be removed from attic sheathing because the spores can cause serious health problems.