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fire resistant decorate door,weather proofelectromagnetic fire door holder,water and fire proof doors

High rise residential buildings have many fire hazards, large building scale, complex contents, many electrical equipment, and many fire sources. A little carelessness may cause a fire. It is necessary to install fire doors. When a fire occurs, the fire door of the stairwell can prevent the penetration and spread of smoke within a certain period of time, and win valuable time for fire escape.

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