Non Asbestos Roof Slates
It only takes being exposed to asbestos one time to get mesothelioma and other lung diseases and any improper handling of asbestos can impact a person s health down the road.
Non asbestos roof slates. The asbestos content will vary on the manufacturer but the content will typically be 15 or less. Asbestos containing roofing materials were a popular choice for the citizens of the u s. Cembrit fibercement slates are manufactured using portland cement together with a non asbestos formulation of superior blended synthetic and cellulose fibres. Thanks to its impressive durability and fire resistance the mineral was widely used in a variety of roofing slates.
When the use of asbestos became forbidden manufacturers rushed to replace asbestos containing products with cement based products reinforced with non asbestos materials. Before the 1980s most artificial roofing slate was made from asbestos cement a material that had a long track record of successful performance. When removing asbestos siding or roofing from your home you must be properly covered head to toe with respirators properly worn to make sure no exposure is possible. The slates are pigmented during production and are fully compressed.
Asbestos was banned in 1989 so as the buildings that incorporated it age their roofing and siding will fall into disrepair. They are finished with a high quality semi matt acrylic coloured coating to the top face and edges and a tinted or transparent high performance binder to the back face. A number of these products promising a life of 50 years or longer were found to fail early in their life in the 1990s. Many asbestos roofs and siding are damaged cracked or broken.
This can release fibers into the air. The fire resistant properties of these roof tiles weren t the only reason they were so popular as asbestos is incredibly durable and strong.