As people's awareness of theft continues to increase. In order to protect the family's property and life safety, it is necessary to install security doors to minimize the occurrence of robbery and other cases. Then mentioned the security door, the following I will introduce the door door security door. The door door security door is a small door, but the small door can not enter and out of people, only to enter and see some of the material can not be seen, for example, smoke, gas. What are the functions and advantages of the door security door in the door ? Do not worry, I am following this question, to explain in detail for the door related content.
What is the door in the door security door
What is the door security door in the door, refers to the anti-theft lock, abnormal opening in a certain period of time, with a certain level of anti-theft security doors. The full name is "security door." It has both theft and security performance. According to the regulations: a qualified security door can not be opened with ordinary hand tools in 15 minutes, or a 615mm2mm opening can be opened on the door leaf, or a 38mm2 opening can be opened in a half circle of the lock point 150mm2. . And the used locks must be equipped with anti-drilling functions for the security doors.
The function and advantages of the door security door in the door
Advantages: The door in the door, suitable for Shuangyang pattern houses, plays a role in ventilation, but anti-theft and warmth should be reduced. If you choose the door in the middle of the door, please select the A-level door and it is safer.
The shortcomings of the door door security door
Disadvantages: A long time, the seal is not very good, need to change the tape regularly. Ventilation window + louvered approach. Effectively block sight and smooth airflow, but there is limited isolation of sound. The use of frosted glass will effectively block the view, but it will affect ventilation and is not recommended.
Four levels of anti-theft door security door
1, security door security level, according to the length of anti-destruction, the thickness of the plate was divided, from the original "A, B, C" 3 levels, revised to "A, B, C, D" 4 levels, A is the highest level, followed by decrement, which is represented by "J, Y, B, D".
2. Number of locking points “A, B, C, D†The number of locking points between the door frame and the door leaf of the security door shall be no less than 12, 10, 8 and 6 respectively.
3. The thickness of the door frame plate of the door frame thickness “A, B, C, D†is 2mm, 2mm, 1.8mm and 1.5mm, respectively.
4. Different levels of anti-theft doors have different anti-breakage time. Grade A is not less than 30 minutes, Grade B is not less than 15 minutes, Grade C is not less than 10 minutes, and Grade D is not less than 6 minutes.
Editor's summary: No matter who it is, all want to live in a relatively safe situation, so it is necessary to choose a security door. If you want to have a ventilated security door in your family, the door security door can be a very good choice. For the introduction of the advantages and disadvantages of the door security door in the door, I feel that the door door security door is also worth buying, you can fully consider buying the door door security door.
Door in the door
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