A lock is a real "guard" of the door, providing protection. The safety of the residents of the house depends on its reliability and quality. Today, eyes run up from a large selection of locks that differ in the design of the locking device and functionality. Let's take a closer look at crossbar locks.
At the very beginning, they were installed on burglary-resistant safes. Over time, such models began to be actively used for roller shutters and metal doors.
Crossbar locks, as the name implies, locking is provided with the help of special pins. A crossbar is a metal part that is located in the door leaf. When the key is turned, it is inserted into the hole located in the door frame. At the same time, the doors close "tightly" in each direction: to the sides, down and up.
Locks overhead crossbars are best installed by professionals, since various factors must be taken into account. So, to install it, you should calculate the number of pins to be installed. In order for the crossbar locks to work efficiently, it should be correctlychoose the material of manufacture. In addition, doors equipped with it must have a special anti-lock system.
Bar mortise lock
This is the best way to increase the security of your home. In installation, it is more difficult than overhead, while being more aesthetic due to the absence of various protruding parts and has higher reliability.
Cross-bar mortise locks are universal, they are installed in wooden, metal and armored doors. Their main advantage is ste alth. The next important quality is the crab locking system - the lock tongues engage along the perimeter of the entire door: along the lower, side and upper ends, which increases resistance to burglary and locking properties.
The reliability of such models is also due to the fact that they are located in the door leaf, which serves as both a mount and protection for them.
Cross-bar mortise locks can be locking, fixing-locking, and also locking.
Camera Padlocks
As a rule, padlocks are used for utility rooms, garages and storage areas. In addition, they are used in swimming pools or in the locker rooms of fitness clubs. They are easy to install, but their weak point is the poor security against burglary compared to other types of locking devices.
On the market today there is a rich selection of such models - from the most inexpensive and simple options made of brassor cast iron, to expensive ones made of stainless steel.
Before you buy such a lock, you need to consider what type of door it fits. The choice of locks must be carried out, starting from the material from which the entire structure is created.
If we touch on manufacturers, then at the present moment there is a huge selection of locks created by all kinds of manufacturers around the world. In general, the choice of device depends on your needs and financial capabilities.
