Search results
Results from the WOW.Com Content Network
Blue fiber cement siding HardiePanel on design-build addition, Ithaca NY. Fiber cement siding (also known as "fibre cement cladding" in the United Kingdom, "fibro" in Australia, and by the proprietary name "Hardie Plank" in the United States) is a building material used to cover the exterior of a building in both commercial and domestic applications.
Asbestos insulating board (AIB), also known by the trade names Asbestolux and Turnabestos, is an asbestos-containing board formerly used in construction for its fire resistance and insulating properties. [1] These boards were commonly used in the United Kingdom from the 1950s until production ended in 1980.
By the middle of the twentieth century, James Hardie had become the largest manufacturer and distributor of building products, insulation, pipes and brake linings containing asbestos. In Australia, it operated asbestos plants in New South Wales , Queensland , South Australia , Victoria and Western Australia .
The asbestos fibres are intimately bound to the cement matrix and were considered to be immobilized in the cement and therefore less prone to be released in the environment, suspended in the air, and inhaled in the lung than in other materials or applications, such as thermal insulation or flocking, in which loose asbestos fibres were used.
It was blown into the roof spaces of homes during the 1960s and 1970s, to provide thermal insulation. [ 2 ] [ 3 ] [ 4 ] The companies are also believed to have sold sacks of asbestos fibre direct to home owners to insulate their own homes, and other operators may have also used the hazardous material, trying to copy Jansen's business model.
The company was established in 1904 as the General Roofing Manufacturing Company by George M. Brown in East St. Louis, Illinois, with $25,000 in start-up capital. In 1917, the company restructured, incorporated, and changed its name to the Certain-teed Products Corporation. It began trading on the New York Stock Exchange in 1918. [1]
The roof is sheeted with corrugated fibro sheets and the walls with flat fibro sheeting, with fibro battens covering the joints. Example of asbestos cement siding and lining on a post-war temporary house in Yardley, Birmingham. Nearly 40,000 of these structures were built between 1946 and 1949 to house families.
Johns Manville is an American company based in Denver, Colorado, that manufactures insulation, roofing materials and engineered products. For much of the 20th century, the then-titled Johns-Manville Corporation was the global leader in the manufacture of asbestos -containing products, including asbestos pipe insulation, asbestos shingles ...