NFPA 701:2019 pdf download
1.1.1.1 Test Method I shall apply to materials with an areal density less than or equal to 700 g/m² (21 oz/yd”), including the following: (1) Fabrics or other materials used in curtains, draperies, or other window treatments (2)Single-layer fabrics (3)Multilayer curtain and drapery assemblies in which the layers are fastened together by sewing or other […]
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