It is sometimes referred to as transite tile.
Asbestos roof tiles.
They can last for more than 40 years and if undamaged they pose little risk of exposure.
The fire resistant properties of these roof tiles weren t the only reason they were so popular as asbestos is incredibly durable and strong.
Manufacturing in the united states began in 1905.
However asbestos can be a range of colours depending on the material it is mixed with.
Tiles which contain asbestos include mastic or bitumen based pressed metal roof tiles that were produced prior to the early 1980s.
If you know how to identify asbestos roof tiles and suspect you have cement asbestos shingles it is advisable that you monitor your roof to check for its health.
Asbestos roof tiles are usually square shaped and their colour is generally a combination of grey and black.
But other types of roof tiles containing asbestos also exist.
This type of roofing material can have various colors from different shades of grey to red green and even blue.
Asbestos roofing tiles are predominately comprised of cement.
Having or buying a home with asbestos tiles does not mean you need to remove the tiles especially if they are still in good health.
Asbestos roof tiles were used from the early 1920s all the way in to the late 1980s.
This combination was first used in europe in the 1870s.
Asbestos roof tiles can be dangerous the main reason why asbestos roof tiles need to be replaced by safer alternatives is that the asbestos fibers used to build the material pose a health hazard when inhaled and when they come into contact with the skin.
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.
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Older building have a higher probability of containing asbestos building materials.
The use of asbestos cement roof shingles was growing at a steady rate in the united states.
Asbestos tile is a type of roofing tile made up of a combination of portland cement and asbestos fibers and various fillers.
The asbestos content will vary on the manufacturer but the content will typically be 15 or less.
Asbestos roof removal and replacement.
Here you can find instructions for installing a slate roof repairing and restoring slate roofs and repairing asbestos roofs and ceramic tile roofs.
All mastic or bitumen based pressed metal roof tiles should be suspected of containing asbestos.
