Identifying Asbestos Roof Shingles

Each mold has a different location that may be stamped with manufacturer s information.

Identifying asbestos roof shingles.

For example sheets of asbestos were used to make up walls and slats of asbestos were created to serve as roof tiles. However when mixed with other materials it may be impossible to know whether asbestos has been added or not. The presence of old dirty demotion materials may suggest that old asbestos cement shingles have been removed from the. One of the most common materials containing asbestos fibers is attic and wall insulation.

In older homes specifically asbestos may be found in many different materials from pipe insulation to flooring adhesive to roof shingles. The material is quite similar to cement asbestos roof shingles and siding and was produced in sheets of varying thickness typically 1 8 1 4 and dimension depending on its intended use. The nails used to secure the shingles probably won t help. Look to see what kind of shingles you have.

Generally tiles containing asbestos do have a gray white or bluish white color. Asbestos was molded into many different shapes and sizes to fill different needs. They would not warp or rot and were resistant to damage caused by insects. Asbestos millboard was used as a fire barrier behind and over and around wood stoves coal stoves heating appliances in buildings up to 1978.

Manufactured from a mix of asbestos fibers and hydraulic cement asbestos cement roof shingles were rigid durable and fireproof. Around the perimeter should be tarped to stop any falling debris the asbestosroofing. 3 wet down the surface with water thoroughly the moisture. Corrugated cement panels were used for a short period of time as they break quite easily.

2 tarp off the area 12 ft. It is important to remember that most every shingle was made in an assortment of colors. Asbestos shingles were so common during the 20th century that almost any shingles. If the shingle style you select is not shown in the color you desire please specify the color you are searching for.

But just because your insulation is old doesn t mean it is dangerous. Most homes have asphalt shingles and asbestos is more common. Asphalt shingles usually contain small amounts of asbestos. The following photos are to be used in identifying the asbestos shingles you are searching for or have available for purchase.

Their width can range from 12 to 48 inches and are very simple to identify since asbestos fibers can be seen on the grained sections of the material. How to recognize asbestos shingles. Determine when the shingles were installed on your roof.