How to repair the anti theft door lock

What are you replacing? Generally, the lock cylinder is replaced. This one is easy. >>>More

Loose security door - security door maintenance instructions. >>>More

Buying an anti-theft door lock is a very serious issue, once you choose a non-anti-theft door lock, home security will be exposed to the sun, leaving an opportunity for thieves, and the time bomb around you will be in danger at any time, and the family is still immersed in the happiness of the business flickering "pseudo-security", once it happens, it suddenly dawns on you and you are fooled. New house occupancy, doors and door locks, are the developer supporting good, for safety many owners will blindly change the door to change the lock and change the window, in fact, have come to a misunderstanding, first change the door, the door is roughly the same, there is a thin difference, security is not necessarily the thickness of the door, how many thieves in order to steal, the door to tear down, very few, are in the lock of the hands and feet, only people who do not understand, will change the door. The second is to change the lock, there are many kinds of locks, anti-theft locks, fingerprint locks, password locks, all kinds of locks, but at present, the lock cylinder anti-theft is not realistic, that is, the locks with keyholes are not safe. >>>More

The general security door is unlocked, and it can be opened by rotating the key (note that there are left and right) for three weeks, otherwise it is locked. The operation of the unit on the outside can be the same, and the inside needs to rotate a button or move a mechanism. There are many varieties, and you can only read the manual.

If your home security door is a cross lock (the key head is a ten-shelf) or a magnetic lock (the key is a round iron bar. >>>More