Asbestos Blown Attic Insulation

That is the loose granular insulation called vermiculite.

Asbestos blown attic insulation.

Zonolite particles have an accordion style texture. Zonolite will lay flat. As an asbestos alternative cellulose insulation is made from many different materials including cardboard hemp straw newspaper and many other different materials. 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.

The insulation was sold under the brand name zonolite. Asbestos spray coating was a commonly used way to. When a paper based cellulose mix is utilized by builders it is treated with something called boric acid to give it fire resistance properties. Keep an eye out for light fluffy fibers that are used.

Types of asbestos insulation loose fill asbestos insulation. Check the underside of your roof for a white or gray rough coating. The primary source of asbestos attic insulation is from a specific mine in montana operated for 70 years by the libby company according to the environmental protection agency. Asbestos will not kill you immediately but it is similar to smoking cigarettes.

Loose fill insulation is designed to be poured onto attic floors or blown into hollow. It s considered a very natural product and does not contain asbestos. Other insulation balsam wool is a shredded wood product treated with borax as a fire retardant. Asbestos is actually a natural fiber so if your attic insulation looks like wool there is a slight chance that it will contain asbestos.

The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. The last thing that you want to do is be breathing around asbestos insulation. Look for loose fibers between your walls and in your ceilings. Loose fill insulation could contain asbestos if.

Insulation coverings for pipes ducts and other plumbing and hvac components in old. It will take a long period of time to make a difference. Keep an eye out. Loose fill insulation comes in a variety of materials.

This texture is the result of particles puffing due to heat. There are many different kinds of wool like insulation that are man made and do not have asbestos but if your attic insulation looks like wool than it is best to be safe and have it tested by a professional. It was used in construction materials including roofing materials asphalt shingles roofing felt adhesives putty caulking and patching materials. There is one type of older insulation that has a significant possibility of being contaminated with asbestos.

Recognizing asbestos insulation 1. Vermiculite is utilized for attic insulation as well as other purposes.