In modern buildings, fire doors play a vital role. They are a solid line of defense to protect people's lives and property.
As a door with special functions, fire doors can effectively prevent the spread of flames and smoke when a fire occurs, and buy precious time for personnel evacuation and fire rescue.
Fire doors are not ordinary doors. They have a series of unique fireproof properties. Within a certain period of time, fire doors can meet the requirements of fire resistance stability, integrity and thermal insulation. This means that when a fire strikes, fire doors can withstand the invasion of high-temperature flames, maintain the integrity of the structure, and block the transfer of heat, providing a relatively safe refuge space for indoor personnel.
Fire doors have a variety of materials and classifications, and common ones include wooden fire doors, steel fire doors, steel-wood fire doors, etc. Fire doors of different materials have their own advantages in fire resistance, durability and aesthetics. For example, steel fire doors have higher fire resistance and strength, while wooden fire doors pay more attention to beauty and decoration. In addition, according to different fire resistance performance, fire doors are also divided into different levels such as Class A, Class B and Class C to meet the fire protection needs of different places.
Fire doors are widely used in various types of buildings, especially high-rise buildings, crowded places and flammable and explosive places. In these places, the setting of fire doors is very important. It can quickly cut off the passage for the spread of fire when a fire occurs and protect people's lives. At the same time, fire doors are also widely used in key parts such as fire passages and vertical pipe wells to ensure that firefighters can quickly enter the fire scene for fire fighting.
The correct use and maintenance of fire doors are also very important. During use, ensure that the fire door is in a normal closed state and must not be disassembled or modified at will. Regularly inspect, clean and maintain the fire door to ensure that its performance is intact and can play its due role at critical moments.