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Anonymous users2024-01-24Self-comfort, it's not someone else's fault, it's that you didn't choose the security door well, you can't blame others, let yourself be calm.
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Anonymous users2024-01-23It's just that for a while, and it's okay after that time. √
That's the only way to do it, and if you don't, it's going to be a lot of trouble, and it's going to affect the relationship between the two parties.
Is your security door still under warranty? If you can find a store to change the door or return the door, if it is outside the warranty period, you can ask for a repair until you are satisfied.
The installation and fixation of the security door is fixed with expansion bolts in the hole in the door frame - loose, indicating that the expansion screws are loose. Open the hole in the door frame that is hidden by a rubber cover and tighten it with a sleeve!
There are all in the place where the door is sold, remember that the model number is called to send you a few.
There must be steel bars inserted into the wall above the door frame, and then there is cement grout and caulking, so that it will be stable.