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
It is a primer applied to the edges of the plate in drywall systems to prevent dusting.
Gypsum plasterboard is a horizontally applied carrier profile which is applied vertically in Gypsum Board and Wall Cladding Systems.
It is a flexible joint filling plaster used for filling joints at the joints of gypsum board types.