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.
It can be used in all kinds of wet volume and humid environment, water repellent properties of lightweight gypsum plate type with a smooth surface. The front side is covered with green paper and the backside is covered with grey paper.