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.
Corrugated asbestos cement sheets percentage.
Asbestos cement genericized as fibro or fibrolite short for fibrous or fibre cement sheet and ac sheet is a building material in which asbestos fibres are used to reinforce thin rigid cement sheets.
Fibrous cement created an easy and affordable alternative to corrugated metal panels which offer little insulation and inevitably rust over time.
Since the cement sheets were fireproof manufacturers initially considered them safer as compared to wood.
Aug 28 2020 for estimation of painted area of corrugated asbestos cement sheets percentage increase in area above the painted area is a 10 b 14 c 20 d 25.
Corrugated roofing sheets made of asbestos is common in uk homes constructed prior to 2000.
Adding asbestos to the cement made the corrugated roofing sheets more heat resistant weatherproof and durable.
The sheets are laid on the purlins and other roof members as indicated in the working drawings or as instructed by the engineer.
With the advent of asbestos cement corrugated sheets the enclosure of factory buildings warehouses and train sheds was simple economical and effective for either permanent or portable structures.
Laying of corrugated asbestos cement roofing sheets.