Asbestos In Blown In Attic Insulation

Since mineral wool is a man made fiber it does not contain asbestos.

Asbestos in blown in attic insulation.

If your attic or wall insulation is in batt or blanket form whether it s fiberglass cellulose or another material you. Asbestos is in general terms flexible and soft but also has great corrosion resistant and heat resistant properties. Asbestos can be found in the insulation used in walls attics the materials around plumbing and pipes electrical wiring as well as on heating and air conditioning units. You are interested in.

From the early 1950 s for a period of nearly forty years the construction industry used asbestos as an insulator and fire retardant. In the late 1970s it became evident that asbestos fibers were very dangerous. In addition to building insulation vermiculite is commonly used with gardening for loosening soil. Asbestos insulation many people do not know that asbestos is in fact a natural mineral.

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. The insulation was sold under the brand name zonolite. If you notice that you have insulation that is falling apart in your building have a professional inspect for asbestos. The raw materials are melted in furnaces and blown with air or steam over spinning drums or a centrifuge to create the fibers picture making cotton candy.

Asbestos attic insulation photos. Asbestos is a naturally occurring fiber that is mined. Asbestos is actually a natural fiber so if your attic insulation looks like wool there is a slight chance that it will contain asbestos. How to identify dangerous asbestos insulation.

Vermiculite attic insulation is the main source of concern with asbestos dangers although asbestos is not in every brand. Vermiculite insulation alone is not dangerous being a pellet style mineral which expands with higher temperatures.