BIS IS 12458:2019現行
Fire Resistance of Through Penetration Firestops — Method of Test ( First Revision )
出版：Bureau of Indian Standards
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基本信息
標準編號： BIS IS 12458:2019
出版單位：Bureau of Indian Standards
標準頁數：0
標準簡介
This standard specifies the method of test and determination of fire resistance rating of through penetration firestops of various materials and construction that are intended for use in openings in fire resistive wall or floor-ceiling assemblies, or both.
本標準替代的舊標準
