NFPA 203 屋顶覆盖物和屋顶盖板建设导则
日期:2012-02-10 14:07
on, see NFPA 241, Standard for Safeguarding Construction, Alteration, and Demolition Operations.)
Here's your comprehensive guide to roof coverings, their fire characteristics, and recommended fire performance classifications. Recently revised by the fire protection experts, NFPA 203 provides essential information for building, insurance, and fire safety professionals. (8 pp., 2000)
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