Did Certainteed Make Asbestos Siding

Certainteed began using asbestos in its products in the 1930s only ceasing use in the 1980s.

Did certainteed make asbestos siding.

Asbestos was mixed into the cement as a binder. If your siding fits either of these descriptions you should consider having it tested. Certainteed asbestos roof coating 1930 1982 certainteed asbestos cement pipe 1962 1992 certainteed cold process cement 1940 1967. However until the 1980s many of these products were made with asbestos.

These shingles are generally 12 by 24 inches and the bottom tends to have a wave like pattern though that is not always the case. Certainteed made and sold the asbestos cement pipe and roofing materials from the mid 1960s until 1992 according to the filings but alleges those products posed limited exposure risk because the. Vermont asbestos 7m insulating cement 1950 1975 vermont asbestos fibers. During this time asbestos was an affordable mineral that was added to many construction materials to make them stronger and resistant to heat.

Certainteed s history with asbestos from the 1930s through 1993 certainteed produced many asbestos containing products including cement pipes roof coating and other construction materials. The company quickly grew as a premier manufacturer of asphalt shingles and expanded their production into other construction products. Historically certainteed was a major manufacturer of asbestos cement pipes for water utilities for many decades. These products included cement sheets cement pipes plastic cement sealing cement cold process cement acoustical plaster roof coating and joint treating compound.

Certainteed phased out the use of asbestos in its products around 1990. Certainteed corporation created a variety of asbestos products including roof shingles cement and pipes. The siding may also contain asbestos if it is old with a wood grain texture to resemble cedar. Vermont asbestos grade 115 raw asbestos fiber.