Blown In Attic Insulation Asbestos

For diy attic insulation you ve got two choices.

Blown in attic insulation asbestos.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. 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. Several years ago asbestos was commonly used in everything from shingles to floor tiles and asbestos insulation was used in many homes that were built in the 1950s and 1960s.

Loose fill or batt the common term for blanket insulation. There is one primary source of asbestos attic insulation. Other insulation balsam wool is a shredded wood product treated with borax as a fire retardant. It s considered a very natural product and does not contain asbestos.

Tremolite is similar to asbestos. Both can be added to uninsulated attics or layered over existing material. There is one type of older insulation that has a significant possibility of being contaminated with asbestos. Asbestos insulation was widely used as an insulation material in most residential commercial and public buildings constructed between 1920 and 1986.

Your home was constructed prior to 1990. With many homes from that era still standing it is no surprise to run into asbestos in some capacity. Vermiculite attic insulation originated from the libby mine while 30 came from other sources. It was very versatile affordable and it could be used in tiles and blow it with another material vermiculite.

Asbestos was long considered an ideal material for almost all types of insulation until its cancer causing effects were. About 70 of u s. Asbestos insulation is a very common problem that many people have to deal with at some point. Because zonolite had been contaminated with tremolite it resulted in being a health hazard.

Although asbestos is currently banned as an insulating material in many countries buildings that were built before 1980 may still contain insulation with 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. Loose fill insulation could contain asbestos if. There are other sources of asbestos in attic insulation but this single source significantly outpaces the others 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.

Differences between asbestos and cellulose insulation before we review the differences between continue reading how to tell the difference. Asbestos insulation was the biggest source of asbestos exposure for workers throughout the 20th century and it remains a toxic hazard in many homes and businesses to this day.