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Anonymous users2024-01-241. Convenient life.
There are two doors, the child door and the mother door, and the size of the mother door is not the same, and any door can be opened at will according to actual needs. For example, usually the family can go out to open the mother door or the child door, if you need to carry large items, you need to open the child and mother door at the same time, which is very practical.
2. Security and anti-theft.
The anti-theft security of the anti-theft door is divided into four levels: A, B, C, and D, and the materials of the anti-theft door are copper, steel, stainless steel, aluminum alloy, etc. And the materials used in different anti-theft grades are also different, and the quality and performance of the corresponding anti-theft doors are also very different.
3. Thermal insulation and sound insulation.
The door panel of the anti-theft door is generally thick, especially the steel and copper anti-theft door, the thickness of the door body is more than 20 mm, and the weight is about 80 catties. In addition, the mother-in-law security door will also use polyurethane as the inter-board filler, which can play a good thermal insulation and sound insulation effect, and the overall closure of the security door is also very good.
4. Certificate of conformity.
The production of anti-theft doors is strictly regulated, and each anti-theft door must have a qualified testing certificate issued by a statutory authority. When you buy the anti-theft door, you must carefully check whether the merchant has the corresponding security technology to prevent the product production certificate.
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Anonymous users2024-01-23Generally, it is divided into Grade A and Grade D, Grade A, divided into 7 cm Grade A and 9 cm Grade A! Grade A means that the thickness of the door frame is 2 cm, and the thickness of the façade is 1 cm. 05-10 06-12!
On the side of the gatekeeper, marked: A, B; Third; Fourth; 4 levels.
In modern society, security has become more and more a problem that people pay great attention to, whether it is their own security, or the security of the most important place of residence, almost all urban communities have cameras and security, even in rural areas, most people will have a dog to protect the safety of the family, and this is how the security door is generated. Anti-theft door, as the name suggests, is used to prevent theft, and this is indeed the biggest role of the anti-theft door, and the key to anti-theft is the lock cylinder of the anti-theft door, and different levels of anti-theft locks, the security is very different, do you know what kinds of anti-theft door lock cylinder levels are? Tell you. >>>More
Class A Class B Super B Class C Class Super C.
The door opening of the anti-theft door is generally 2100mm high and 1200mm wide, and the general anti-theft door is 2050*1180
Introduction to the classification of grades:
One. The lock cylinder standard of the security door grade. >>>More