Attic Loose Fill Asbestos Insulation

Although an unintentional addition this type of attic insulation presents a potential danger.

Attic loose fill asbestos insulation.

Zonolite is a type of loose fill insulation designed to be poured onto an attic floor. The vermiculite obtained from this source was contaminated with something called tremolite which is an asbestos like mineral. Loose fill 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. If you re insulation is the batt style insulation as the loose fill insulation has the higher risk as it s loosely poured into wall or joist cavities.

Zonolite insulation zonolite is the trademarked name of a vermiculite attic insulation product sold between the 1940s and 1990s. You may also find thousands of loose particles within walls or under attic flooring. If you re insulation is the batt style insulation as the loose fill insulation has the higher risk as it s loosely poured into wall or joist cavities. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation.

Loose fill insulation is designed to be poured onto attic floors or blown into hollow spaces inside walls and other building structures. Homes may have loose fill attic insulation made from asbestos contaminated zonolite. Thus asbestos incidentally became a part of the loose fill attic insulation manufactured under the brand name zone like. However asbestos can also be found in some forms of wall and loose fill attic insulation as well.

Here s how to determine if a home has it and what to do if it does. If the insulation is in batt form there is nothing to worry about it is loose fill insulation poured loosely into wall stud cavities or joists that are problematical. You may also find thousands of loose particles within walls or under attic flooring. Fluffy loose fill asbestos insulation sometimes made almost entirely of the toxic mineral is extremely dangerous because even a slight air current can disturb it sending inhalable asbestos fibers into the air.

However there are loose fill wall and attic insulation which can contain asbestos.