1. Aluminum alloy fire-resistant windows are fire-resistant windows made of steel, which are divided into Class A and Class B, which refer to windows made of aluminum alloy steel window frames, aluminum alloy steel window sash, and fireproof glass, which can isolate and prevent the spread of fire. .
2. When the horizontal distance between doors and windows on both sides of the firewall is less than 2m, Class B fireproof windows shall be used. The frame of the window frame adopts a steel frame or a wooden frame with a certain strength to ensure the integrity and stability of the component.
3. Fireproof windows are mainly used in the firewalls of high-rise buildings, requiring the use of Class A fireproof windows that can be closed by themselves.