Knauf Fireboard® is a joint sealant used in joints of plasterboard types.
It is a special Gypsum Board® type which is resistant to impact, its strength, fire and water resistance and sound insulation properties have been increased. The front and back sides are covered with blue paper.
It is a joint filler plaster used to fill joints in gypsum plasterboard joints.
In Gypsum Board Partition Systems, it is the profile applied horizontally.