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丙級單開鋼質隔熱防火門GFM-1023-d5丙級單開無玻璃鋼質隔熱防火門GFM-2123-dk5不銹鋼大玻璃雙開隔熱防火門QTFM-2123(甲級)固定鋼質隔熱防火窗GFC-1824(甲級)乙級鋼質隔熱雙開防火門GFM-2123(乙級)