防火門的主要優點是在一定時間內保持門體的完整性和隔熱性。 公寓防火門用於保護我們自身的安全，抵抗火勢蔓延，並給消防員時間來滅火。

timber fire rated door with hinge,fire resistence syeel door,鋼質防火門，防火門,fire retardant door with hinge,timber fire rated door with hinge,fire retardant timber door with hinge,防火門,鋼質防火門，fire resistence syeel door,steel fire door equipment,steel fire rated door rebated,timber fire rated door with hinge,fire rated timber door with hinge,防火門,steel fire rated exterior door,fire resistence syeel door,fire resistance steel door