White Powdery Substance On Attic Rafters

White fuzzy mold on plants.

White powdery substance on attic rafters.

I found approximately 10 percent of the roof rafters covered in spots with a white powdery substance which i assumed to be mold. Wood is one of white mold s favorite habitats just like its outdoor counterpart. The appearance of white mold on wood can reduce the aesthetic and spread health risk. With that said we ve learned quite a bit about white mold in our many years of mold inspection and removal.

This is why it s less common to see mold growth on base trim after a flooding event. This mold has been known to. White mold is lesser known but still an incredibly dangerous species of mold to deal with. The photo at page top shows white attic mold on the roof sheathing and rafters and some brown or black mold on the attic side of ceiling drywall where we pulled back insulation.

Attic sheathing and framing. Is it dangerous how to remove it. If you re ever unsure of what type you have calling in certified professionals to perform mold testing services immediately is important. The attic is basically a crawl space with loose insulation between the ceiling joists.

In the outdoor white mold is a common name of sclerotinia sclerotiorum a type of parasitic fungi that attack plants. White mold tends to grow in high humidity environments rather than areas suffering from total saturation. After all some mold shows up as a white powdery material but more often in a crawl space than an attic. It is difficult to declare this one substance over another simply based on one s senses of sight or smell.