Asbestos Products

What kinds of building materials may contain asbestos?
Product Location % Asbestos Dates of Use
Roofing & Siding
Roofing felts Flat, built up roofs 10-15 1910-present
Roof felt shingles Roofs 1 1971-1974
Roofing shingles Roofs 20-32 ?-present
Roofing Tiles Roofs 20-30 1930-present
Siding shingles Siding 12-14 ?-present
Clapboards Siding 12-15 1944-1945
Walls & Ceilings
Sprayed coating Ceilings, walls, and
steelwork
1-95 1935-1978
Troweled coating Ceilings, walls 1-95 1936-1978
Asbestos-cement sheet Near heat sources such as fireplaces, boilers 20-50 1930-present
Spackle Walls, ceilings 3-5 1930-1978
Joint compounds Walls, ceilings 3-5 1945-1977
Textured paints Walls, ceilings 4-15 ?-1978
Millboard, rollboard Walls, commercial buildings 80-85 1925-?
Vinyl wallpaper Walls 6-8 ?
Insulation board Walls 30 ?
Floors
Vinyl-asbestos tile Floors 21 1950-1980?
Asphalt-asbestos tile Floors 26-33 1920-1980?
Resilient sheet flooring Floors 30 1950-1980?
Mastic adhesives Sheet flooring and tile backing 5-25 1945-1980?
Pipes & Boilers
Cement pipe and fittings Water and sewer mains 20-? 1935-present
Block insulation Boilers 6-15 1890-1978
Preformed pipe wrap Pipes 50 1926-1975
Corrugated asbestos paper Pipes, high temp., moderate temp. 90
35-70
1935-1980?
1910-1980?
Paper tape Furnaces, steam valves, flanges, electrical wiring 80 1901-1980?
Putty (mudding) Plumbing joints 20-100 1900-1973
Other Products
Gaskets/Packing Pipe flanges, boiler doors, valves, pumps 10-80 1900-1980s
Cloth/Blankets Welding accessory, pipe insulation, curtains, clothing 40-100 1900-1985
Clothing (gloves, mittens, sleeves, aprons, coats, jackets, pants, hoods, spats) Heat and fire resistant protective clothing 40-100 1900-1985
cement/mortar Used as a castable insulation on furnaces, pipes, boilers, brick 5-100 1900-1975
metal-clad firebrick Found in Open Health Furnaces and Basic Oxygen Furnaces 10 1950-1980s
gunnite/fire-proofing spray Sprayed onto furnaces as well as structural steel for fireproofing protection 20-75 1900-1980s
hot-tops (ingot mold covers and inserts) Used with ingot molds in the steel pouring process 10-80 1960-1980

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