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ISO/TR 6167:1984, Fire-resistance tests - Contribution made by suspended ceilings to the protection of steel beams in floor and roof assemblies
Includes methods of test. These tests are not intended to provide a separate fire-resistance classification for the ceiling alone. These tests are not applicable to ceilings serving solely as horizontal partitions or as suspended false ceilings of the open cell or louvred types. ...Read more Buy best Chrome Switch Plates shop Best Master Garage For Buy
