In the majority of roofs, timber is the principal material used, together with numerous others, such as tiles, slates, asbestos cement, tar felt, asphalt, lead, copper, zinc, aluminium, etc.
Special partitions, for use in toilets etc., are often made of pressed steel, plastics, asbestos cement, tiles or glass. These are normally prefabricated and erected in sections and can be easily removed or re-arranged.
Special partitions, for use in toilets etc., are often made of pressed steel, plastics, asbestos cement, tiles or glass.
Scope of application This technique is applicable to outdoor basic levels such as cement mortar, asbestos cement board, concrete prefabricated board and cast-in-place concrete.
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