Blown In Attic Insulation Asbestos

Differences between asbestos and cellulose insulation before we review the differences between continue reading how to tell the difference.

Blown in attic insulation asbestos.

Tremolite is similar to asbestos. With asbestos still being used as a very commonly used fire retardant and a very popular insulator right until the end of the 1980 s. That is the loose granular insulation called vermiculite. Although asbestos is currently banned as an insulating material in many countries buildings that were built before 1980 may still contain insulation with asbestos.

Other insulation balsam wool is a shredded wood product treated with borax as a fire retardant. 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. 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.

There is one primary source of asbestos attic insulation. Vermiculite attic insulation originated from the libby mine while 30 came from other sources. Your home was constructed prior to 1990. There is one type of older insulation that has a significant possibility of being contaminated with asbestos.

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. Fluffy loose fill asbestos insulation. Asbestos insulation was responsible for more asbestos exposure occurrences than any other asbestos containing material of the 20th century. It was very versatile affordable and it could be used in tiles and blow it with another material vermiculite.

It was used in construction materials including roofing materials asphalt shingles roofing felt adhesives putty caulking and patching materials. Loose fill insulation could contain asbestos if. If you have damaged insulation you plan to remodel your building or you suspect your insulation may contain asbestos you need to contact an asbestos professional that is. Toll free 855 404 4592.

Loose fill insulation is designed to be poured onto attic floors or blown into hollow spaces inside walls and other building structures. It s considered a very natural product and does not contain asbestos. Because zonolite had been contaminated with tremolite it resulted in being a health hazard. About 70 of u s.

Blown in insulation helped reduced electric bills but also generated a risk for the families who lived in them as asbestos was often used to make the insulation flame retardant. Asbestos insulation was widely used as an insulation material in most residential commercial and public buildings constructed between 1920 and 1986.