Does Fiber Cement Siding Contain Asbestos

According to roofers taking care of an asbestos roof requires a different approach so that id does not become a health hazard to the residents. If you suspect that your siding may contain asbestos there is no need for alarm. Asbestos ranks high on the list of dangerous substances because of its toxic and carcinogenic properties when airborne.

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Does fiber cement siding contain asbestos. Yes the houses which were built back in the early to mid 20th century used building materials which contained asbestos and this dangerous material was even present in the sidings used for the houses. Vermont asbestos grade 115 raw asbestos fiber. Cementitious siding installed after 1973 is very unlikely to contain asbestos. These patents assigned to flintkote give more details of the history and constituents of flintkote insulating sheathing.

Patent 1 793 810 issued february 24 1931. Cement asbestos siding tiles do not need to be removed simply because they contain asbestos. Because fiber cement siding manufactured in north america after around 1978 was made without using asbestos in those later products and because those non asbestos fiber cement shingles included products that by eye were an exact visual match for their older asbestos containing brothers and sisters already installed a building built. These materials are known as fiber cement siding and they contain no asbestos.

Although some of the earlier versions of fiber cement siding did indeed have some asbestos particles blended in fiber cement was actually designed to replace the asbestos siding products to create a safer environment for the installers and the home s residents. It is formulated using sand cement and cellulose fibers. There is no legal requirement to do so nor is there significant real estate benefit. If your siding fits either of these descriptions you should consider having it tested.

The company prodcued roofing products containing asbestos and also asbestos cement shingle siding. It comes in the form of fiber and has a high fire retardant property which serves as a good reinforcement for concrete. Testing your siding for asbestos. Vinylflex floor tile.

Waterproof board and method of preparing same u s. Vermont asbestos 7m insulating cement 1950 1975 vermont asbestos fibers. 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. The siding may also contain asbestos if it is old with a wood grain texture to resemble cedar.

Fiber cement siding was manufactured as a replacement for asbestos siding which was popular for its attributes of being fire retardant and rot and insect proof. Today there are several companies that produce fiber cement siding and building products. Homeowners might have the least of notions to this that they are living dangerously amidst the dangerous asbestos in their house. Asbestos is a popular material that has been used to reinforce concrete shingles.

While older homes will likely contain asbestos in roofing insulation and tiles it can also be present in exterior siding.