Older style cement siding shingles were traditionally made by mixing asbestos into the cement in order to fireproof and strengthen siding.
Creative asbestos siding.
The only way to be sure whether your siding contains asbestos is to have it tested.
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A common remodeling practice is to install new vinyl or aluminum siding over cement asbestos shingle siding as well as over many other older siding materials when the old siding has become damaged leaky or cosmetically ugly.
Asbestos siding was made by adding asbestos a naturally occurring mineral to portland cement.
Asbestos cement siding is very brittle and can be easily chipped cracked or broken.
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In the 1970s the public learned what the asbestos industry had known for 60 years that asbestos is highly toxic and that inhaling its fibers can cause lung scarring lung cancer and mesothelioma.
That cement was then pressed into siding shingles that came in a wide variety of sizes profiles and textures.
The resulting product was very durable fire resistant and absorbed paint well.
Asbestos usually accumulates in old floor tiles ceiling tiles roof shingles siding old insulation near boilers ducts pipes sheeting fireplaces pipe cement heating duct wrap and other parts of the home.
The issue here is asbestos and the risks of serious lung diseases it can cause.
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Landlords don t have to remove the asbestos if it s not in danger of becoming airborne.
For example asbestos siding was commonly used in construction years ago making older homes a danger zone for asbestos mesothelioma.
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A typical procedure is to install furring strips on the existing wall avoiding breaking the existing siding.
Asbestos siding is composed of asbestos fibers mixed with portland cement.
Even a single airborne fiber of the most dangerous types of asbestos can eventually cause a particular form of lung cancer if inhaled.
The use of a pressure washer for maintenance can crack the siding and lead to moisture intrusion if the pressure setting is high enough.
Asbestos was used frequently from the beginning of the 20th century in a variety of building materials.
Exposure to and breathing asbestos fibers can result in lung problems and cancer.
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.
And make no mistake asbestos is dangerous.
Asbestos cement can be dangerous if pulverized by sawing sanding breaking etc.
