How Do I Identify Asbestos Siding

If you don t know the age of the shingles inspect them for wear.

How do i identify asbestos siding.

On the outside of buildings asbestos sheets were often joined together with aluminum runners. The nails used to secure the shingles probably won t help. Check the manufacturer and product name on the insulation label and do a web search to find out if. Get a professional to collect samples.

Look specifically for any printed information that identifies the siding manufacturer or date of. Are there several layers of siding wall cladding extending out past the original door trim or window trim could be an indication of several layers of siding the one behind is likely containing asbestos since it was such a popular material previously. Determine when the shingles were installed on your roof. It is generally very brittle and the back may be black and have the appearance of tar paper.

Identifying possible asbestos materials 1. Next send the sample to a laboratory for a test to determine the presence of asbestos. The presence of multiple layers of exterior siding can be spotted by noticing that the wall cladding extends out past. Look for a siding that is made to look like roof shingles.

Look specifically for any printed. Asbestos siding was manufactured to resemble many different materials so it doesn t always look the same. Professionals can come up with a way of protecting you during this time since asbestos fibers have to be airborne to affect you. After completing the job make sure that your inspector tests the air in order to determine whether there is any residual asbestos around.

What to do in case asbestos is present. Identifying asbestos siding the only way to be sure if your siding has asbestos in it is to collect a sample and send it to an accredited testing lab. The presence of old dirty demotion materials may suggest that old asbestos cement shingles have been removed from the. During the removal of asbestos containing siding your professional will use safety masks and gloves as well as a hepa filtered vacuum to eliminate airborne toxins.

Asbestos shingles were so common during the 20th century that almost any shingles installed between 1920 and 1986 probably include asbestos. While an expert lab test using polarized light microscopy may be needed to identify the specific type of asbestos fiber or to identify the presence of asbestos in air or dust samples many asbestos containing building products not only are obvious and easy to recognize but since there were not other look alike products that were not asbestos a visual identification of this material can be virtually a certainty in many cases.