Asbestos cement roof tiles are usually square shaped and their color is a combination of grey and black.
Asbestos roof tiles interior.
Asbestos tile is a type of roofing tile made up of a combination of portland cement and asbestos fibers and various fillers.
While a tile that contains asbestos will be referenced as an asbestos tile it should be noted that these tiles are not made up of solely asbestos.
It is sometimes referred to as transite tile.
This is because until the 1980s asbestos was not fully recognised to be hazardous to the health of anyone exposed to its fibres.
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.
However asbestos can be a range of colours depending on the material it is mixed with.
Asbestos roofing tiles are predominately comprised of cement.
Manufacturing in the united states began in 1905.
But other types of roof tiles containing asbestos also exist.
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.
Sbestos was once considered a miracle material used in everything from paint and pipe insulation to even tiling.
Tiles which contain asbestos include mastic or bitumen based pressed metal roof tiles that were produced prior to the early 1980s.
Asbestos roof tiles are usually square shaped and their colour is generally a combination of grey and black.
They can last for more than 40 years and if undamaged they pose little risk of exposure.
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.
The asbestos content will vary on the manufacturer but the content will typically be 15 or less.
Older building have a higher probability of containing asbestos building materials.
Asbestos roof tiles were used from the early 1920s all the way in to the late 1980s.
However once considerable testing proved that it was a killer the miracle became a nightmare to deal with and remove.
