It is a primer applied to the edges of the plate in drywall systems to prevent dusting.
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.
It is a fine-grained, flexible paste used for grouting and surface finishing.
It is a special drywall type which has high sound insulation and can be applied quickly and easily. The front and back sides are covered with brown paper.