According to Article 5.5.32 of the Code for Fire Protection in Building Design: for residential buildings with a building height greater than 54m, each house should have a room that meets the following requirements: it should be set against the external wall, and external windows can be opened; internal and external walls The fire resistance limit of the body should not be less than 1.00h. The door of this room should be a class B fire door . The fire integrity of the outer window should not be less than 1.00h.
The respective total net widths of the doors, safety exits, evacuation walkways and evacuation stairs of residential buildings shall be calculated and determined, and the net widths of the doors and safety exits shall not be less than 0.90m. The evacuation walkways, evacuation stairs and first-level evacuation exterior doors The net width shall not be less than 1.10m. The evacuation staircase with railings in one side of the residence with a building height not greater than 18m shall not be less than 1.0m.
The relevant requirements of the fire protection code for building design:
1. There are no less than 2 evacuation doors or safety exits in first- and second-grade fire-resistant buildings in the audience halls, exhibition halls, multi-purpose halls, restaurants, business halls, etc., any point in the room to the nearest evacuation door or safety exit The distance should not be greater than 30m.
2. When the evacuation door cannot pass directly to the outdoor ground or evacuation staircase, an evacuation walkway with a length of not more than 10m should be used to reach the nearest safety exit. When an automatic sprinkler system is installed in this place, the safe evacuation distance from any point in the room to the nearest safety exit can be increased by 25%.
3. The net width of the evacuation walkway in the audience hall shall be calculated as not less than 0.60m per 100 people, and shall not be less than 1.00m; the net width of the side walkway shall not be less than 0.80m.
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The kitchen and master bedroom are two places with a high probability of fire, so it is recommended that each family can replace these two doors with fire doors
. "But it is also important to note that inferior fire doors not only fail to prevent fire during a fire, but also expand the fire. There are lists of qualified manufacturers and products on the Chinese fire products online. You can check before you buy." Jiu'an fire doors have passed strict quality control procedures to ensure that all products are produced and sold after being evaluated by the fire certification and assessment center.
In order to protect life and property in a timely and effective manner in the event of a fire, and to meet the fire protection design requirements of refuges in high-rise buildings, fire doors use double-sided fire panels to achieve internal and external double fire treatment and fully meet the fire protection requirements of Class A 1.50h Class 1.00h can help people to get more rescue opportunities in the event of a fire and ensure that there is enough time to wait for the rescue.