Compound for laminated plasterboard. Inorganic load-based powder for the treatment of joints between straight-edge boards in Pladur plasterboard systems for partitions and ceilings. It has the required additives for mixing with water before application. It is mostly used in Pladur FON+ BC ceiling systems, but may also be used in other applications if assembly instructions are observed. It is a setting compound, with a predetermined use time for the mixture (approx. 1 hour).