Removing asbestos is often cost prohibitive for most people.
Asbestos asphalt siding.
Asbestos siding was manufactured to resemble many different materials so it doesn t always look the same.
That cement was then pressed into siding shingles that came in a wide variety of sizes profiles and textures.
Some asphalt roof shingle products and therefore quite possibly some asphalt siding products did indeed contain asbestos fibers in their substrate or coating.
A similar looking product composite siding made of asphalt impregnated fiberboard was also used for lap siding and wall shingles but is not an asbestos cement product.
Roof shingles even if the material contained asbestos which it might are rarely the only nor even the principal source of problem levels of asbestos fibers in a building and i suspect the same is true of asphalt based building siding.
Nonfriable means they cannot be broken up by hand pressure.
Asbestos cement siding is very brittle and can be easily chipped cracked or broken.
Look for a siding that is made to look like roof shingles.
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.
Roofing adhesives roofing felt and base flashing also might include asbestos.
It is generally very brittle and the back may be black and have the appearance of tar paper.
The resulting product was very durable fire resistant and absorbed paint well.
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Asbestos siding was made by adding asbestos a naturally occurring mineral to portland cement.
Asphalt or cement roofing and siding that contain asbestos when intact and in good condition are generally considered nonfriable and are not hazardous.
Asbestos cement can be dangerous if pulverized by sawing sanding breaking etc.
Most homes have asphalt shingles and asbestos is more common in asphalt shingles.
Exposure to and breathing asbestos fibers can result in lung problems and cancer.
See siding types installation defects for a guide to siding products of various types.
The use of a pressure washer for maintenance can crack the siding and lead to moisture intrusion if the pressure setting is high enough.
