Fire Door Hardware Application in High-Rise Buildings Fire door hardware is vital in high-rise buildings as they confront distinct fire safety issues absent in low-rises. Upper-floor occupants face extended evacuation times of 20-40 minutes. The stack effect generates strong vertical airflows, rapidly spreading smoke and fire. With external firefighting limited to 50-75 meters, compartmentation is key, and fire doors act as crucial barriers to contain fires and aid evacuation.
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