The main functions of fire doors are fire prevention, heat insulation and smoke prevention. Suitable for crowded places and key fire control units, such as shopping malls, supermarkets, hotels, hospitals, schools, power distribution rooms, computer rooms, etc. Therefore, it is necessary to install fire doors like a sanatorium, but the building scale, use function, floor and location are different, and the fire doors selected are also different. Xiangyang Ideal Door Industry recommends that you refer to the relevant standards in Code for Fire Protection Design of Buildings and Code for Fire Protection in detail.