Architectural WH 20 Minutes Fire Rated Flush Wood Doors on China WDMA Sliding Window Normal length=6m or in customer's

Normal length=6m or in customer's order

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Architectural WH 20 Minutes Fire Rated Flush Wood Doors on China WDMA Sliding Window Normal length=6m or in customer'sForest Bright fire rated wooden door passed 20 minutes, 45 minutes, 60 minutes, and 90 minutes type A positive pressure test, meet USA NFPA 252 (2012); UBC 7 2; UL 10B; UL10C standard. Fire Rating: 20 Minute Label (UL) Specifications: 5 Ply Construction Thickness: 1 3 4'' Only Core: Fire Core Veneer: HPL or 2 Ply Fiberboard (HDF) Backer Wood Veneers Machining: To Specification Louver: To Specification Fire Rated Door Frames Available