What is the difference between the main deadbolt of the security door?

What is the difference between changing the lock of the anti-theft door and changing the lock cylinder: to change the lock, the entire lock should be removed and replaced with a new one. Change the lock cylinder, do not dismantle the lock, only remove the lock cylinder. >>>More

Is it because the distance between the lock and the door frame is too large? The deadbolt generally cannot be adjusted, and adjusting the length will reduce the life of the door, but it is okay to shorten it. But it is not recommended that you make do, the most important thing about the anti-theft door is the lock, and it is recommended to repair the door.

The security door deadbolt adjustment is highly professional, and non-professionals may not be able to adjust the deadbolt. >>>More

There is a difference between a fire door and an anti-theft door, although it is a bit homophonic, but the difference between them can be judged from the function of the two, what is the difference? The main purpose of the fire door is to prevent fire, there is a strong fire resistance, so the selected materials must have a high degree of burn resistance, high temperature resistance, not only do not release toxic gases but also can well block toxic gases from entering, generally speaking, the fire door has a smooth and flat surface, beautiful and generous, flexible opening, sturdy and durable, easy to use, safe and reliable. The full name of the anti-theft door is "anti-theft security door", which has both anti-theft and security performance. >>>More

The essential difference is: the security door has national standards and specifications for the production of it, while the steel door does not need it, and any small workshop that does not have qualifications can be processed. >>>More