Does Asphalt Siding Have Asbestos

Asphalt shingles usually contain small amounts of asbestos.

Does asphalt siding have asbestos.

Their width can range from 12 to 48 inches. 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. Roofing adhesives roofing felt and base flashing also might include asbestos. Some asphalt roof shingle products and therefore quite possibly some asphalt siding products did indeed contain asbestos fibers in their substrate or coating.

Asbestos siding is composed of asbestos fibers mixed with portland cement. Most homes have asphalt shingles and asbestos is more common in asphalt shingles. Paper like vapor barriers can present more of a hazard since they are considered friable. Asphalt or cement roofing and siding that contain asbestos when intact and in good condition are generally considered nonfriable and are not hazardous.

Testing your siding for asbestos if your siding fits either of these descriptions you should consider having it tested. They must secure an approved. This type of roofing material can have various colors from different shades of grey to red green and even blue. Nonfriable means they cannot be broken up by hand pressure.

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. Asbestos ranks high on the list of dangerous substances because of its toxic and carcinogenic properties when airborne. If you suspect that your siding may contain asbestos there is no need for alarm. 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.

It is very difficult to remove spray paint graffiti without also dissolving or discoloring some of the siding surface coating material itself. Exposure to and breathing asbestos fibers can result in lung problems and cancer. While older homes will likely contain asbestos in roofing insulation and tiles it can also be present in exterior siding. The siding may also contain asbestos if it is old with a wood grain texture to resemble cedar.

Corrugated cement panels were used for a short period of time as they break quite easily.