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New Reduced price! BS 476-3:1975 View larger

BS 476-3:1975

M00000007

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BS 476-3:1975 Fire tests on building materials and structures. External fire exposure roof test

standard by BSI Group, 09/30/1975

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$32.22

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$74.93

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Full Description

Designed to measure the ability of a representative section of a roof, rooflight, dome light or similar components to resist penetration by fire, when its external surface is exposed to heat radiation and flame. Also measures the extent of surface ignition.