CERTIFIRE认证：TS20 不燃材料和可燃性材料
日期:2020-03-16 11:28
ity to Regulations B2, B3, B4 and B5 of Schedule 1 of the Building Regulationsdealing with Fire Spread. The scheme is currently applicable only to products designatedas either non-combustible or of limited combustibility in accordance with the testrequirements of A7 and A8 of Approved Document B, Fire Safety, to the BuildingRegulations and when the products are used in accordance with the provisions of theApproved Document.
不燃材料和可燃性材料CERTIFIRE认证：测试标准
BS 476-4： 建筑材料和结构的
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