Because asbestos in a mineral and fibrous adding asbestos to siding materials also increases strength and durability while providing some insulation and fireproofing to the structure.
Composition siding 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.
æ s ˈ b ɛ s t ə s or æ s ˈ b ɛ s t ɒ s is a term used to refer to six naturally occurring silicate minerals all are composed of long and thin fibrous crystals each fibre being composed of many microscopic fibrils that can be released into the atmosphere by abrasion and other processes.
Asbestos siding is composed of asbestos fibers mixed with portland cement.
It is very brittle and has a tendency to crack and break when nailed which can release asbestos fibers into both the air and ground.
Weatherside fiber cement siding is the 1 and weatherside fiber cement siding is the 1 and only solution for replacing or repairing old asbestos siding shingles.
If a siding company removes an outer layer of siding and finds an older layer of asbestos cement siding beneath the standard procedure is simply to cover it over with new siding rather.
It is available in a variety of sizes and shapes to match many of the old siding shingles installed over the last 60 years.
This material is a combination of stone and a proprietary polymeric resin.
Asbestos cement is a composite material consisting of portland cement reinforced with asbestos fibers.
Asbestos is an excellent electrical insulator and is highly heat.
Its thickness and composition also provides similar insulation without the health hazards.
Originally asbestos siding was used because of the fire resistant properties of asbestos.
Most siding companies are well experienced at techniques for covering over existing asbestos cement siding with new vinyl aluminum or fiber cement siding.
The best siding to replace asbestos with is everlast composite siding.
Although homes built after the 1980s are generally safe some newer builds may also have asbestos lurking in the siding.
It has the same heat and corrosion resistance.
However fixer uppers and older homes with their original siding may still contain this dangerous material.
Asbestos cement sheet product production properties uses.