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Asbestos-Containing Building Materials

Product Location % of AsbestosDates Used Binder Friable/
Nonfriable
How fibers are released
Roofing & Siding
Roofing felts Flat, built up roofs 10-15 1910-present Portland Cement Nonfriable Replacing, repairing, demolishing
Roof felt shingles Roofs 1 1971-1974 Portland Cement Friable Replacing, demolishing
Roofing shingles Roofs 20-32 ?-present Portland cement Nonfriable Replacing, repairing, demolishing
Roofing Tiles Roofs 20-30 1930-present Portland cement Nonfriable Replacing, repairing, demolishing
Siding shingles Siding 12-14 ?-present Portland cement Nonfriable Replacing, repairing, demolishing
Clapboards Siding 12-15 1944-1945 Portland cement Nonfriable Replacing, repairing, demolishing
Walls & Ceilings
Sprayed coating Ceilings, walls, and steelwork 1-95 1935-1978 Portland cement, sodium silicate, organic binders Friable Water damage, deterioration, impact
Troweled coating Ceilings, walls 1-95 1936-1978 Portland cement, sodium silicate Friable Water damage, deterioration, impact
Asbestos-cement sheet Near heat sources such as fireplaces, boilers 20-50 1930-present Portland cement Nonfriable Cutting, sanding, scraping
Spackle Walls, ceilings 3-5 1930-1978 Starch, casein, synthetic resins Friable Cutting, sanding, scraping
Joint compounds Walls, ceilings 3-5 1945-1977 Friable Cutting, sanding, scraping
Textured paints Walls, ceilings 4-15 ?-1978   Friable Cutting, sanding, scraping
Millboard, rollboard Walls, commercial buildings 80-85 1925-? Starch, lime, clay Friable Cutting, demolition
Vinyl wallpaper Walls 6-8 ?   Nonfriable Removal, sanding, dry scraping, cutting
Insulation board Walls 30 ? Silicates Friable Removal, sanding, dry scraping, cutting
Floors
Vinyl-asbestos tile Floors 21 1950-1980? Poly(vinyl)-chloride Nonfriable Removal, sanding, dry scraping, cutting
Asphalt-asbestos tile Floors 26-33 1920-1980? Nonfriable Removal, sanding, dry scraping, cutting
Resilient sheet flooring Floors 30 1950-1980? Dry oils Nonfriable Removal, sanding, dry scraping, cutting
Mastic ashesives Sheet flooring and tile backing 5-25 1945-1980? .phphalt Friable Removal, sanding, dry scraping, cutting
Pipes & Boilers
Cement pipe and fittings Water and sewer mains 20-? 1935-present Portland cement Nonfriable Demolition, cutting, removing
Block insulation Boilers 6-15 1890-1978 Magnesium carbonate, calcium silicate Friable Damage, cutting, deterioration
Preformed pipe wrap Pipes 50 1926-1975 Magnesium carbonate, calcium silicate Friable Damage, cutting, deterioration
Corrugated asbestos paper Pipes, high temp., moderate temp. 9035-70 1935-1980? 1910-1980? Sodium silicate, starch Friable Damage, cutting, deterioration
Paper tape Furnaces, steam valves, flanges, electrical wiring 80 1901-1980? Polymers, starches, silicates Friable Tearing, deterioration
Putty (mudding) Plumbing joints 20-100 1900-1973 Clay Friable Water damage, cutting, deterioration

Source: United States Environmental Protection Agency

 


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