General door handle height is fixed, in order to convenience, labor saving, convenient to open and close the door, door handle height is generally 110cm, some security door handle height will be higher, in 113cm, different security door door handle height is not the same. Door handle height design precautions 1. Use occasion. The use […]
Generally speaking, the doorknob of the security door does not bounce back, there are many possible reasons, and it is necessary to check the cause of the failure and carry out maintenance: 1, insert the key into the lock hole, if you can’t twist it at all, it means that there is a problem with […]
As we all know, there are many kinds of common handles on the market, but how much do you know about crystal handles? Many people may have heard of the crystal handle, but they do not know much about it, and they do not know what the crystal handle is like. Crystal handle is a […]
Whether soft or hard, a good design is often from the details, show in the details, as long as the details are done, the effect of decoration is basically not too bad, and in thousands of details, the door lock is actually very easy to be ignored by us, many people will feel after installation […]
Doorknobs are used very frequently throughout the day, and the frequency of use is high, so it is very easy to loosen. So how do you fix a loose doorknob? Let’s understand the repair method. First, how to repair the door handle loose 1, with the original master fixed Generally, the handle above the door […]