As such roof leaks from rainfall or melting snow condensation resulting from temperature fluctuations and or leaky pipes can give mold the moisture it.
White stuff in attic.
It only shows up near areas of stucco damage on the exterior walls so i think it s from the old stucco perhaps a bad mixture here and there.
White mold will look white cottony flakey and stringy and grows on organic materials.
This is why it s less common to see mold growth on base trim after a flooding event.
I have some white powder in my attic but nowhere near 4 deep and only in a few places.
The client will certainly expect an explanation for this white material on the roof rafters in the attic.
Reader comments q a.
The insulation was contaminated and we inspected the attic side of the ceiling drywall below for signs of leak stains or mold.
On 2019 10 09 mod what is this white moldy stuff in my attic.
White mold tends to grow in high humidity environments rather than areas suffering from total saturation.
There s also some fine white powder that blew in during the sandblasting.
Loose fill insulation comes in a variety of materials.
Attic sheathing and framing.
Bill that could indeed be and looks like a white fungus or mold growth on roof sheathing.
It is difficult to declare this one substance over another simply based on one s senses of sight or smell.
The vast majority of attic mold is caused by humidity which is why white mold growth is common here.
White mold in attics.
Attics contain plenty of food sources for mold including wood and insulation.