SKG - Standard for the security of locking cylinders
In this test, security fittings of windows and reinforced doors are checked after forced opening in simulated burglaries. This test is valid throughout Europe.
The following classes are predominant for exterior doors:
- SKG** - cylinder with drilling and pulling protection from both sides
- SKG*** - drilling protection, impact protection and core pull protection
The certification is done by the institute SKG-IKOB-Opleidingen Netherlands
4191 NZ Geldermalsen