Black Flakes In Attic

Black mold in attics.
Black flakes in attic. The attic is one of the parts of the home that is not frequently visited especially if it is difficult to access. One of the most common materials containing asbestos fibers is attic and wall insulation. This summer i cleaned the portion of the black stain with a dry mop as much as i could reach from the hatch opening. If the duct liner is the source of the black dust it should be replaced right away as the particles could be dangerous if inhaled.
A quick visual inspection can tell you whether or not you should get your insulation tested for asbestos. When the attic has been damp or wet there might be a more serious problem with aspergillus sp. Hire a mold remediation specialist. A technician can tell you if the problem is the duct liner.
Mold spores look black and dark like this. While the black stains are either mould or just black dust from attic insulation settled on the. But just because your insulation is old doesn t mean it is dangerous. And as air circulates through your system it will pick up the mold spores in your ductwork and push them into your home through the air vents which explains the black flakes around your vents.
Deteriorating duct liners produce black particles which blow from the vents and collect on walls or the ground. If you see those black particles you ll need to have a mold remediation specialist. In this photo of very dark mold in an attic in a wet attic mold which we found to be brown in the microscope looked black on the plywood. Black flakes on sheathing might be clear shellac or silver paint post smoke remediation flaking off not surprising after years of drought and hot summers even from off site generated smoke drawn into the attic from past events.