The asbestos content will vary on the manufacturer but the content will typically be 15 or less.
Asbestos slate roof tiles.
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.
However asbestos can be a range of colours depending on the material it is mixed with.
Asbestos roof tiles were used from the early 1920s all the way in to the late 1980s.
Older building have a higher probability of containing asbestos building materials.
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.
The only way to accurately identify asbestos roof tiles is to have them tested by a ukas accredited laboratory.
Asbestos cement roof tiles are usually square shaped and their color is a combination of grey and black.
It is black and pretty difficult to remove.
Asbestos tiles can be cut with a slate cutter some of which in fact were.
This is because until the 1980s asbestos was not fully recognised to be hazardous to the health of anyone exposed to its fibres.
The use of asbestos cement roof shingles was growing at a steady rate in the united states.
Asbestos roof tiles are usually square shaped and their colour is generally a combination of grey and black.
This meant that roofs that were made from these tiles had an incredibly long life expectancy far.
It was one of the most used types of asbestos containing material for roof building mainly as an underlayment.
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.
Asbestos roof removal and replacement.
Asbestos roof tiles are made from grey asbestos which is a form of asbestos cement where the fibres are encapsulated.
This material is not the same as the unstable blue asbestos that kills people after agonising suffering with cancer.
They can last for more than 40 years and if undamaged.
The fire resistant properties of these roof tiles weren t the only reason they were so popular as asbestos is incredibly durable and strong.
The same material is used for guttering downpipes soffits water tanks etc on 1960 s 70 s property.
