Lock

VERSION ?B? WITH SECURITY LOCK
The key for the upper lock provides added security in the case of burglary attempts by blocking the lower lock when it is in the locked position. In addition, the double lever + double lever function also closes the keyhole of the lower lock. The lower lock operates the lower bolts and the latch, thus enabling the upper lock to be blocked. In both versions, the range varies according to the different combinations of ?double lever? and ?cylinder? to offer 4 different
functions:

VERSION ?A? WITH SERVICE KEY PLUS MASTER KEY
The key for the upper lock (service) allows access to selected persons (maid, babysitter, etc.) by activating the spring latch and upper bolt, only when the lower lock (master) is in the unlocked position. On request, with the double lever + double lever and cylinder + cylinder functions, the key for the lower lock (master) can also operate the upper lock.

The idea behind this lock is simple: multi as opposed to single. Consequently, two locks in one, combining the advantages of the double lever lock with those of the European cylinder. The combination of these two systems makes the most of security and convenience, the basic principles adopted by BLINFORT who, depending on your needs, can offer two versions: