White Powder Attic Insulation

This stuff looked like and was the same size of styrofoam beads.

White powder attic insulation.

Loose fill or batt the common term for blanket insulation. Does anyone have any idea what this stuff is. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. Additionally efflorescence will typically dissolve under the application of a water mist while mold growth will not.

I have had an asbestos survey done with no asbestos found in the powder. A trained mold inspector can readily determine if the growth structure is from white mold or efflorescence. When looking for attic mold trace both leak. 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.

There is a layer of brown paper under it and the powder is about 2 thick. 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. Northern white fibre glass blowing insulation is used in residential and commercial construction as a thermal and acoustical insulation. In the attic photograph at left we show a mix of green gray and white attic mold.

43 53 kb perlite doesn t turn to powder in my experience. Common areas of white mold growth include attic sheathing and crawlspace framing. There was multiple types of insulation in the attic. This product is noncombustible noncorrosive and odor free.

But when i pinched a bead of the stuff it easily turned to power. For diy attic insulation you ve got two choices. I have some white powder in my attic but nowhere near 4 deep and only in a few places. Both can be added to uninsulated attics or layered over existing material.

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. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. There s also some fine white powder that blew in during the sandblasting. When we were removing the lath and plaster we found a white very fine powder insulation in the attic and sloped cielings.