Asbestos ranks high on the list of dangerous substances because of its toxic and carcinogenic properties when airborne.
Does fiber cement siding contain asbestos.
These patents assigned to flintkote give more details of the history and constituents of flintkote insulating sheathing.
Testing your siding for asbestos.
Cement asbestos siding tiles do not need to be removed simply because they contain asbestos.
Planks were up to 5 m long and became available with a wood grain finish.
While older homes will likely contain asbestos in roofing insulation and tiles it can also be present in exterior siding.
The company prodcued roofing products containing asbestos and also asbestos cement shingle siding.
These materials are known as fiber cement siding and they contain no asbestos.
Today there are several companies that produce fiber cement siding and building products.
Soakers were used over joints and at corners.
If you suspect that your siding may contain asbestos there is no need for alarm.
The siding may also contain asbestos if it is old with a wood grain texture to resemble cedar.
Most fiber cement products come with a warranty of up to 50 years thanks to a natural resistance to fire termites and rot.
Fiber cement siding is made from a blend of cement silica sand wood fiber and other ingredients making it a siding option that is known for durability and strength.
There is no legal requirement to do so nor is there significant real estate benefit.
It is formulated using sand cement and cellulose fibers.
Despite its many benefits fiber cement siding comes with its share of problems ranging from adverse.
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.
Waterproof board and method of preparing same u s.
Asbestos cement planks asbestos cement planks made in new zealand were readily available during the 1970s.
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.
They were considered a lower cost utilitarian cladding.
If your siding fits either of these descriptions you should consider having it tested.
They were installed as overlapping units directly to the framing.
Fiber cement siding is sometimes confused with asbestos cement siding a shingle format type of siding widely used in the first half of the 20th century and which has since been discontinued.
Patent 1 793 810 issued february 24 1931.
Cementitious siding installed after 1973 is very unlikely to contain asbestos.
