If your roof leaks or any attic windows leak you ve got moisture in your attic and probably need to consider attic mold removal.
Harmless black mold in attic.
Attic mold harmless cosmetic.
However the cause of a house actually have a black mold problem can be caused by a.
Worse the same mold can appear to have a different color depending on the situation.
Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest.
This is a harmless cosmetic only mold that does not damage the lumber and is not a pathogen for humans.
The distinction between harmful and harmless mold in attics or under roofs is discussed further at.
In the vast majority of cases the mold growth is caused by condensation.
Allergenic molds if inhaled in moderate to large amounts can irritate the sinuses or respiratory system.
Mold in attic is fairly common because attics are often damp.
Once the mold is removed the attic vent should work to remove the moisture from the attic.
Due to your attic being the closest thing to the roof of your house any moisture will end up there resulting in black or white mold.
Mold species such as stachybotrys chartarum which looks like slimy growth loves attic basement bathroom and space under the sink black mold can also grow behind the walls or attic ceilings completely undetected until the occupants smell the presence or experience health problems.
Here s a good example of the observation that not all black mold is toxic black mold.
Fungi specifically black mold is often found in attics for a variety of different reasons.
There are some types of molds that pose health risks ranging from minor to extremely severe.
In fact it s often pointless to identify a specific mold spore.
Mold on attic sheathing.
Mold growth in an attic will typically not affect the indoor air quality and your health.
Or see black mold harmless faqs questions and answers posted originally on this page.
When making repairs be sure to turn off the power source before removing the blockage.
What causes black mold in attic.
What causes black mold in attic.
This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate.
Cosmetic only ceratocystis ophistoma bluestain mold is shown on the floor joists in the new construction framing in the photo just above.
However attic mold should not be ignored as the excess moisture can lead to long term damage to the roof sheathing.
Black toxic mold can cause serious health problems.
Many types of attic mold are harmless so finding mold in your attic should not alarm you especially if there have been no illnesses in the house.
This is due to the fact air is continuously moving upward in a home.
Blocked attic vents may trigger the growth of black mold.
The damage depends on the length of.