Door Cylinder Set Gerda H Plus 30/45 + 30K/45 with Knob, Pearl Nickel

Gerda H Plus cylinder designed to work with mortise locks.
High quality cylinder for burglar proof doors.
Certificate PN-EN 1303: 2007: 1 6 0 0 B 3 0

Certificate issued by the Institute of Precision Mechanics
Durability: min. 100,000 cycles
High temperature resistance: class B - no corrosion resistance requirements, resistant to temperatures of -20/+80 degrees Celsius
Key protection class 3 (15,000 real combinations, minimum 5 movable pawls, maximum number of equal degrees -60, no opening code on the key, cylinder torque resistance of 15Nm.).
Protection against drilling
The set includes 5 keys, a screw, aesthetic packaging.

How to choose the right size of the cylinder?

Watch the video below.