It is a flexible joint filling plaster used for filling joints at the joints of gypsum board types.
Product Standard: DIN EN 13963
Knauf Fireboard® is a joint sealant used in joints of plasterboard types.
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.
In Gypsum Board Partition Systems, it is the profile applied horizontally.