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Fire alarm system manufacturer discusses the issue of anti-theft windows and escape doors
The strict anti-theft windows, although able to block thieves, happen to block one's escape route when a fire occurs. The manufacturer of fire alarm systems has found that many community residential buildings, family workshop style enterprises, hotels, merchants, etc. have put in effort to install anti-theft windows and anti-theft nets outside the windows. Some buildings look like "bird cages", posing great risks to fire safety. Helpless, anti-theft and fire prevention conflict
"When a fire occurs, many people jump off the building. Do you know why?" On October 20th, the manufacturer of the fire alarm system came to tell everyone, focusing on the fire safety hazards caused by anti-theft windows.
Some people can't help but ask, "Why don't you escape from the door?" Firefighters explain that most residents have iron anti-theft doors installed in their homes. Once a fire occurs, the iron anti-theft doors quickly expand after absorbing heat. Therefore, after 3 minutes of a fire, the iron doors will never be able to open. The only way to escape is through the windows. Unfortunately, many residents have installed fully enclosed anti-theft windows or anti-theft nets on the windows, and they can't escape even if they want. Fire rescue personnel are unable to carry out rescue work in a timely manner, which is also the main reason for family fatalities in fires.
For the public security department, setting up anti-theft windows can have a good anti-theft effect and is the first choice for home anti-theft. However, for the fire department, it is best to have all channels, doors and windows open without any obstacles. So the conflict between anti-theft and fire prevention has always been a challenge for the fire department, especially in residential areas where this contradiction becomes more apparent.
The fire alarm system manufacturer stated that "from the current situation, it is not realistic to require residents to remove anti-theft windows to meet fire safety requirements. The only way to raise awareness of the potential dangers of anti-theft windows and improve their fire safety awareness is through social propaganda, fire case warnings, and other means. However, anti-theft windows set up in public gathering places are absolutely not allowed, and there are clear provisions in fire related laws that require mandatory removal.". Forced demolition to prevent "anti-theft windows" from becoming "deadly nets"
When a fire occurs, windows are a necessary channel for escape and self rescue, and also one of the main channels for firefighters to use aerial ladder vehicles to carry out internal attacks and rescue people. Assuming a sudden fire breaks out in a place or residential building, and the hallway is sealed by the fire, residents living on lower floors can jump out of windows or climb to escape, while residents living on higher floors can also stand at the window waiting for firefighters to rescue. After the window was blocked by the anti-theft net, the evacuation of residents and rescue by firefighters became a problem.
When extinguishing a fire, if blocked by anti-theft nets, not only do firefighters find it difficult to enter the fire scene, but even water guns cannot aim at the ignition point. To rescue those trapped in the fire, firefighters must cut or cut the anti-theft net, which undoubtedly takes some time. Based on practical experience, this time takes at least 3 minutes.
The correct approach is to reserve a small door when installing anti-theft windows, and whether you can escape in case of a fire depends entirely on it. This small door is usually locked, and the key is hidden in a nearby hidden place. In case of unexpected situations such as fire or earthquake, you can quickly open the small door to escape.
The "escape door" of the anti-theft window can accommodate one person to enter and exit, usually located at the bottom of the anti-theft net. For residential buildings with more than 3 floors, if a fire occurs on the first floor in the middle of the night, it may cause the stairs to be sealed by smoke and fire, and it is impossible to escape through the stairs above the second floor. Therefore, the "escape door" of the anti-theft net will become an important channel.
Fire alarm system manufacturers remind people to consciously comply with relevant fire regulations, remove or modify anti-theft windows for the sake of their own and others' safety. Do not let anti-theft windows block the escape route, and make every effort to ensure that your own and others' escape routes are unobstructed.