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 Suspended Ceiling Systems; It is the profile used in floor and ceiling in walled wall cladding systems.
It is the main and intermediate carrier profile used in modular suspended ceiling systems.
Gypsum plasterboard is a horizontally applied carrier profile which is applied vertically in Gypsum Board and Wall Cladding Systems.