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Requirements for pressure testing
Classification — types of LSF systems
6 Design and finish
copper catalyst
Fire tests on building materials and structures - Classification and method of test for external fire exposure to roofs Ingestion-build-202139 Requirements for pressure testingThe tests described in this part of BS 476 are designed to give information about fires spreading to the roof of a building from a nearby fire outside the building itself. The tests are not concerned with the behaviour of a roof when subjected to the effects of fire on its underside. A preliminary test is made in which a specimen section of the roof is subjected to the effects of flame in the absence of radiation. Unless the specimen is so affected by
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