White Powder Attic Insulation

Common areas of white mold growth include attic sheathing and crawlspace framing.

White powder attic insulation.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. If your attic or wall insulation is in batt or blanket form whether it s fiberglass cellulose or another material you generally don t have to be concerned about asbestos. It only shows up near areas of stucco damage on the exterior walls so i think it s from the old stucco perhaps a bad mixture here and there. In the attic photograph at left we show a mix of green gray and white attic mold.

There s also some fine white powder that blew in during the sandblasting. But when i pinched a bead of the stuff it easily turned to power. I have some white powder in my attic but nowhere near 4 deep and only in a few places. Northern white fibre glass blowing insulation is used in residential and commercial construction as a thermal and acoustical insulation.

There is a layer of brown paper under it and the powder is about 2 thick. This product is noncombustible noncorrosive and odor free. When looking for attic mold trace both leak. 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.

43 53 kb perlite doesn t turn to powder in my experience. A trained mold inspector can readily determine if the growth structure is from white mold or efflorescence. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. For diy attic insulation you ve got two choices.

Both can be added to uninsulated attics or layered over existing material. Does anyone have any idea what this stuff is. I have had an asbestos survey done with no asbestos found in the powder. When we were removing the lath and plaster we found a white very fine powder insulation in the attic and sloped cielings.

It was the consistence of talcum power click to enlarge. Loose fill or batt the common term for blanket insulation. It is designed for pneumatic installation in open attic or ceiling plenum areas with flat flooring or up to a maximum slope of 4 5 12. Always check labels for specifics on.