Concrete Roof Tiles Asbestos

It may be difficult to find asbestos replacement tiles that match the original roof in color although we link to a page listing sources of asbestos tiles.

Concrete roof tiles asbestos.

Just to make sure take two or three samples for comparison. But other types of roof tiles containing asbestos also exist. Take the sample to an asbestos testing laboratory. Asbestos cement roof tiles are usually square shaped and their color is a combination of grey and black.

As a building material asbestos was very widely used between the 1950s and 90s especially as a roofing material due to its fire resistant properties. The cost of testing a small sample is reasonable. The replacements for asbestos cement roofing products are reinforced with a variety of fibers including fiberglass. All mastic or bitumen based pressed metal roof tiles should be suspected of containing asbestos.

This type of roofing material can have various colors from different shades of grey to red green and even blue. The fire resistant properties of these roof tiles weren t the only reason they were so popular as asbestos is incredibly durable and strong. They can last for more than 40 years and if undamaged they pose little risk of exposure. The use of asbestos cement roof shingles was growing at a steady rate in the united states.

This meant that roofs that were made from. They are a cement based material known for being hard wearing and can last for more than 40 years. How to identify asbestos roof tiles. In the early 1920s american roofing material manufacturers johns mansville carey eternit and century were all offering at least one asbestos cement roofing shingle to their customers.

Tiles which contain asbestos include mastic or bitumen based pressed metal roof tiles that were produced prior to the early 1980s. Some of the substitute products have been in use for more than 30 years 2008. Other replacements for asbestos cement roofing use both different fibers and a different aggregate perlite to replace the asbestos. When replacing the tiles with safer options do not do so carelessly.

Removing asbestos roof tiles. The asbestos content will vary on the manufacturer but the content will typically be 15 or less. If the tile has less than 1 percent asbestos then the results are negative.