The small door lock on the security door in the spring is broken, can it be replaced, and how much d

Where to buy? The lock in the small ventilation window is broken, where to buy.

The lock cylinder can be replaced by the anti-theft door, first select the appropriate lock cylinder, and then screw out all the screws that fix the lock cylinder, remove the original lock cylinder, and then install the selected lock cylinder, but before installing the handle, the safety bolt should be inserted first, and then the handle on it should be installed. Try the effect after installation, and be sure to try it against the door to avoid being locked out. >>>More

Yes, it would be nice to reopen the hole.

In fact, this question is not a good answer, the quality of the anti-theft door also depends on you personally, the role of the door is beautiful and anti-theft, there is a flexible switch, as long as the anti-theft of the door reaches a certain degree (quality) it has an anti-theft function, generally most of the current theft is technical opening, and the destruction of the opening is relatively less, so it is generally from the lock to make a fuss. But now many of the anti-theft doors on the market are more chaotic, the steel door (steel door) is also called the anti-theft door, the anti-theft door is divided into four levels, the highest grade, there is a permanent steel seal on the door. Therefore, it is up to you to decide whether to change the door or the lock cylinder (or even the lock body). >>>More

1. It all depends on what the screen window is broken, and you can also call the manufacturer to check it. Generally, big factories will come.