In a well sealed house uniform building code guidelines recommend 1 square foot of ventilation area for every 150 square feet of attic space.
Get rid of black mold in attic.
In short you ll need to address the issue again and again which is a great frustration.
If one encapsulates attic mold with a clear sealant like many mold remediation companies do future home inspectors and homeowners won t have any idea if the visible black white mold staining in the attic is current or historic.
If you can safely get rid of the stuff from an attic window do so but exercise great caution.
If the mold growth is extensive or involves more than just a few wall sections or floor areas it might be time to call in a professional.
Correcting insufficient attic ventilation is your single most important mold remediation procedure.
Removing attic mold can be costly time consuming and troublesome and since it s in the attic where few people will see it you might be tempted to just leave it alone.
Preventing black mold in the attic.
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.
What causes black mold in attic.
The best way for getting rid of mold in the attic black mold and any other mold is to remove it from the surface it s growing on or remove the contaminated surface.
For older more porous buildings the ratio is 1 to 300 the ventilation square footage should be shared equally by soffit and roof vents.