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Some, but not all, forms of insulation used to contain asbestos. Insulation applied new now does not contain asbestos.
No, masonite does not contain any asbestos.
Gypsum insulation made prior to the 1970s included asbestos as a means of providing increased physical strength and insulation capacity to the product. Gypsum insulation made after the 1980s generally did not contain asbestos.
no.
No, not all vermiculite contains asbestos. You should have it tested.
no
Rock wool insulation was a substitute for asbestos insulation. You bought one or the other, not both.
No modern insulation product sold in North America or the European Union contains asbestos.
No. Owens Corning Fiberglas insulation was made with Fiberglas providing the fibrous functions in place of asbestos.
Vermiculite insulation may contain asbestos which is known to lead to cancer and breathing related problem do to breathing in the asbestos which will attack lungs.
Mineral wool is made from melted rock and did not contain asbestos. It was a less effective, but less costly, alternative to asbestos containing products.
Does Red Top Insulation Wool contain Asbestus