Why Was Asbestos Used In Roof Sheets

Asbestos was typically used in the flat roofs of garages sheds barns factories warehouses and offices.

Why was asbestos used in roof sheets.

Flat roof asbestos typically centres on two main types of asbestos. Mesothelioma approx 2 500 asbestos related lung cancer approx 2 500 asbestosis approx 460. These usually contain white asbestos chrysotile of which it comprises 10 15 asbestos fibres mixed with cement. Is made from a mixture of cement and asbestos fibres as such unless it is painted it looks grey in colour and tends also to have a noticeable fibrous look about it this is particularly the case where it has been used as roofing.

Asbestos cement corrugated sheeting. According to one study among 300 families in yen bai thanh hoa 85 of households use asbestos roofing sheets but only 5 know about their harms. Adding asbestos to the cement made the corrugated roofing sheets more heat resistant weatherproof and durable. By 1999 all asbestos inlcuding white was banned from use in the uk.

Asbestos flatsheet because fibrous cement is much more water resistant than drywall flat sheets of asbestos cement found their way into the interiors of homes and businesses as walls and underlayment for flooring. Asbestos was used in a number of different materials that were used to create walls which makes visual identification difficult. Although invented at the end of the 19th century the material rose to necessity during world war ii to make sturdy inexpensive military housing and continued to be used widely. Aib s were used in both commercial and domestic properties to create walls.

It is black and pretty difficult to remove. It was one of the most used types of asbestos containing material for roof building mainly as an underlayment. Even today over 5000 people die each year because of asbestos exposure. They can last for more than 40 years and if undamaged.

The naturally occurring mineral was used in different types of building products including roofing sheets. Cement sheets are one of the most commonly used roofing products that the mineral is found in and there are still a large number of buildings around the uk that have an asbestos cement sheet roof. Asbestos cement roof tiles are usually square shaped and their color is a combination of grey and black. Some of the most common types of acm that were used to create walls include asbestos insulation board aib and cement sheets.

Why asbestos is still a problem after the ban. It is generally easy to distinguish from other forms of corrugated materials such as colorbond and galvanised metal. Corrugated roofing sheets made of asbestos is common in uk homes constructed prior to 2000. The problems with the roof sheets occur as they deteriorate with age and consequently become more brittle.