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Anonymous users2024-01-24Usually the materials are the owner's, and the labor fee is 50 yuan.
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Anonymous users2024-01-238900 yuan is about what is this for.
The main function of the anti-theft door is to prevent theft. As the first barrier for people to protect their home security, the choice of security doors pays attention to. At present, there are many brands of security doors on the market, and the prices vary, so that more people can consume.
The ventilation door must be installed outside the current door, you have to see if there is space on the wall of the door you are installing now, if your current door is open outward, it is very troublesome, the ventilation door should be opened outward, and the inner door should be opened inward.
To prevent others from maliciously pouring glue into the keyhole, there is only one way to replace the electronic combination lock.
Non-standard is calculated by square meters. Generally, it is about 600 square meters. It depends on what level. steel plates and fillers, etc.