These locks have a catch on the door frame and a main locking assembly on the door much like a barrel bolt but use a chain to lock the door instead of the cylinder piece.
Entrance door main door lock types.
Designed for exterior doors.
The idea of the chain lock is to allow you to open the door slightly to greet someone while still keeping the door closed.
Electronic door locks use an electronic keypad instead of a key.
Some locks may be a combination of the two types.
While keypad locks are less expensive smart locks offer more customization and features to meet your needs.
The main reason why deadbolts are among the popular door lock types is that they are some of the most secure locks that you will ever come across.
Provide greater control over access to your home.
The addalock travel door lock is an easy way to instantly add to the security of any door lock.
The most popular types of keyless entry door locks are keypad locks and smart locks.
Most keyless entry door locks are deadbolts that require a separate knob or handle to open.
Installation is similar to other types of locks for doors.
Building type a door lock on a flat or apartment or a dwelling with a single exit will have different escape requirements compared to a domestic house lock.
Entry can be gained by entering a numeric code on the programmable keypad without the need for a key.