Does Asphalt Siding Have Asbestos In It

Learning that a home s siding contains asbestos can lead many homeowners to a panicked fear that this siding must be removed immediately.

Does asphalt siding have asbestos in it.

If you suspect that your siding may contain asbestos there is no need for alarm. Asbestos siding is composed of asbestos fibers mixed with portland cement. It is very difficult to remove spray paint graffiti without also dissolving or discoloring some of the siding surface coating material itself. This article will help you determine whether there is asbestos in your siding and give you a few suggestions for dealing with it.

Some asphalt siding may contain asbestos in the asphalt impregnated felt backer or asbestos may also be in the asphalt impregnated paper tar paper or felt used as a house wrap under the siding. Asphalt roofing shingles photo above left and other products that contained asbestos fibers such as asphalt shingles roll roofing and asphalt sealants coatings some roofing felts and mastics. The siding may also contain asbestos if it is old with a wood grain texture to resemble cedar. Asbestos roofing materials photos above containing asbestos included.

Siding asphalt shingle or sheet shows both asphalt based and asphalt combined with fiberboard based mineral granule covered shingle siding in various forms. Below is an example. Some asphalt roof shingle products and therefore quite possibly some asphalt siding products did indeed contain asbestos fibers in their substrate or coating. Testing your siding for asbestos if your siding fits either of these descriptions you should consider having it tested.

Either treat the material as presumed to contain asbestos or have a sample tested. Generally the product is made from wood fibers not asbestos see the insulating board msds data sheet quotations in the faq discussion just above. While older homes will likely contain asbestos in roofing insulation and tiles it can also be present in exterior siding. They must secure an approved.

The health risks of asbestos are well known and you are well advised to exercise caution when it comes to any building material that contains asbestos. Penndot says the asbestos containing asphalt is considered residual waste and contractors cannot reuse any excavated or milled asbestos containing bituminous material. 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.