White Mold In Attic Roof

Typically the condensation is caused by several compounding factors.

White mold in attic roof.

Below are a few ways to check for possible roof leaks. In short you ll need to address the issue again and again which is a great frustration. Check for areas of dark discoloration staining of wood e g. This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate.

Prevent future mold growth. Attic sheathing and framing. In the attic photograph at left we show a mix of green gray and white attic mold. Because the majority of attic mold cases are caused by condensation it means you ll rarely find a smoking gun.

Mold growth in an attic comes as a consequence of excess moisture. Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest. This is where it gets tricky. In our roof interior attic photo at left you can see antique roof framing along with black stains and probably some mold growth from a long history of roof leaks.

Even in this case in our opinion the reasons to remove and replace roof sheathing and framing would normally be based on the condition of the roof framing and sheathing not on the. White mold is lesser known but still an incredibly dangerous species of mold to deal with. In the vast majority of cases the mold growth is caused by condensation. If you re ever unsure of what type you have calling in certified professionals to perform mold testing services immediately is important.

The vast majority of attic mold is caused by humidity which is why white mold growth is common here. Roof leaks will often lead to a small localized area of attic mold near where the leak is occurring. To prevent future mold growth remove the source of moisture causing it. Rafters sheathing joists attic side of fascia boards etc.

There are two main factors that cause condensation. Is it dangerous how to remove it. This is why it s less common to see mold growth on base trim after a flooding event. If there is a leak in the roof plumbing or windows the mold will reappear if the water is.

With that said we ve learned quite a bit about white mold in our many years of mold inspection and removal. Faulty roof insulation or construction can lead to leaks and a lack of proper ventilation can cause humidity to accumulate. Identifying the roof cause of attic mold.