Gallery 6 – Asbestos Paper and Felts

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Asbestos Paper & Felts

Location / Use: Used for electrical / heat insulation of electrical equipment, wiring and plant. Also used in some air conditioning systems as insulation and acoustic lining. Asbestos paper has also been used to reinforce bitumen and other products and as a facing / lining to flooring products, combustible boards, flame resistant laminate. Corrugated cardboard has been used for duct and pipe insulation. Bitumen based roofing felts.

Asbestos Content and Type / Date Last Used: Asbestos paper can contain 100% chrysotile (white) asbestos but may be incorporated as a lining, facing or reinforcement for other products, e.g. roofing felt and damp proof courses, steel composite wall cladding and roofing, vinyl flooring. Asbestos paper is also sometimes found under MMMF insulation on steam pipes. For felts in a bitumen matrix content is around 8% chrysotile (white) asbestos.

Ease of Fibre Release and Product Names: Paper materials, if not encapsulated / combined with vinyl, bitumen, or bonded in some way, can easily be damaged and release fibres when subject to abrasion or wear. Asbestos paper, asbestos felt, roofing felt etc.