Does Fiber Cement Siding Contain Asbestos

Asbestos ranks high on the list of dangerous substances because of its toxic and carcinogenic properties when airborne.

Does fiber cement siding contain asbestos.

The company prodcued roofing products containing asbestos and also asbestos cement shingle siding. 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 patents assigned to flintkote give more details of the history and constituents of flintkote insulating sheathing. It comes in the form of fiber and has a high fire retardant property which serves as a good reinforcement for concrete.

Asbestos is a popular material that has been used to reinforce concrete shingles. Homeowners might have the least of notions to this that they are living dangerously amidst the dangerous asbestos in their house. Asbestos cloth 1907 1980 gaskets 1907 1980 packing 1907 1980 ring packing 1907 1980 rope packing 1907 1980 sheet gaskets 1907 1980 sheet packing 1907 1980 valve. Vinylflex floor tile.

While older homes will likely contain asbestos in roofing insulation and tiles it can also be present in exterior siding. 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. Vermont asbestos grade 115 raw asbestos fiber. 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.

It is formulated using sand cement and cellulose fibers. 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. Cementitious siding installed after 1973 is very unlikely to contain asbestos. The siding may also contain asbestos if it is old with a wood grain texture to resemble cedar.

Waterproof board and method of preparing same u s. These materials are known as fiber cement siding and they contain no asbestos. Cement asbestos siding tiles do not need to be removed simply because they contain 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.

If you suspect that your siding may contain asbestos there is no need for alarm. Patent 1 793 810 issued february 24 1931. Testing your siding for 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.

There is no legal requirement to do so nor is there significant real estate benefit.