Tips for choosing and installing armored bookmarks on door locks

To protect their homes, their owners have resorted to different ways to increase the level of protection of the lock on the door. Often for this is done installing armor plates on the door lock, which is designed for the entrance doors in the apartment. It limits access to the slot for the lock, and also increases the time it takes for an attacker to break into. According to statistics, doors with such linings reliably protect the room, and robbers prefer not to collide with them.

Any armor plate is a metal plate, which is made of metal alloy and is able to protect the lock mechanism from:

• hacking;
• drilling;
• knockout.

This element consists of two plates that are attached to the outer and inner sides of the lock mechanism. The thickness of such a plate can be up to 4-5 mm. The features of this design include the following.

• The body is made of durable steel, which makes it impossible to drill or penetrate the well with a drill. It can also withstand heavy loads.
• The outer plate protects the lock mechanism from mechanical stress and is made of hardened metal.
• The swivel washer closes the turnkey slot and does not allow a master key to penetrate to the connector.
• The retaining ring prevents shifting of the swivel washer.
• The support flange helps to properly mount the door trim.
• With the help of screws, the entire structure is tightened, which excludes the possibility of foreign objects entering the lock.

Currently, these types of armored bookmarks are distinguished.

1. Mortise. Fully included in the door leaf and placed in your pocket. It is reliable and durable.
2. Invoice. Comes with plates that are tightened with screws and placed on different sides of the lock.
3. Half cut. Part of the lining protrudes from the door leaf.
4. Magnetic. It is able to completely close the turnkey connector and is driven by a special device. This is the most reliable type of protection and does not allow you to open the lock with the help of master keys.

You can also note and code overlays that do not allow access to the turnkey well, and the curtain is removed when you enter the desired combination. Therefore, the robber, before gaining access to the lock mechanism, must cope with such slips. The surface installation is the simplest; it can be installed quickly and independently during installation.

It is recommended to choose the lining depending on the material used for the production of the slats and the thickness of the door. Mortise refers to a more reliable fixtures, and during installation is required to drill holes for bolts. This in some cases reduces the strength of the canvas, and therefore is the disadvantage of this device. Installation also requires certain tools and skills. The semi-trimmed overlay is considered to be reliable, as it is sunk into the canvas, therefore it is difficult to pull it out.

Lining the cylinder lock is different functionality, and some models can carry only decorative functions. If there is a strong metal door at the entrance, in which reliable locks are installed, then it is recommended to choose the appropriate covers. Mortise is considered the most reliable, but it can also be used magnetic. Protection should be provided at a high level, and therefore it is recommended to choose these devices depending on the features of mounting on the door.

Purchase made from proven manufacturers with a good reputation. Also, when choosing a product, it is necessary to check the operation of the mechanism and buy it, depending on the type of locking device, door thickness and other parameters. If you have difficulty with the choice, you can always ask for help from the store manager, where the purchase of devices.

Plates armored plates are attached in special ways. At the same time, it is necessary to follow the rules that will allow you to reliably close the lock mechanism and not allow it to get to it from the outside.Fastening is usually done using bolts that pass through the entire structure and connect the plates located on different sides of the lock. All this is tightened with nuts, after which it is closed with protective caps.

You can also use conventional screws for fastening, but this installation method is less reliable. In any case, it is necessary to involve specialists in the work who know how to properly install the armored plates and choose the method of their attachment according to the type of device. In this case, you can be sure that the attacker does not break the system and does not penetrate into the housing.

How to install the armor plate on the door lock, see the video below.