It is a special Gypsum Board® type which has the ability to hold X-ray rays and also has high sound insulation.
Product Standard: EN 520 – TYPE DF
In Gypsum Board Partition Systems, it is the profile applied horizontally.
It is a ready-bended, carrier profile used in curved suspended ceiling applications.
The main and secondary carriers in Gypsum Board Suspended Ceiling Systems; It is the profile used as main carrier in walled wall cladding systems.