Conceived for building partition walls in record time, simply and safely. Better use made of both   assembly glue and time. The fitting team consists of one person. Joining by tongue and groove connection on the contact sides. No damp during the process. Enables fast drying. Due to the large size of the parts the execution process is fast, reducing joints and number of parts, as well as getting an excellent flatness which will facilitate the later work for the specialists on site. The parts can be cut with an electric saw, which avoids rejected material and faulty cuts, apart from being the solution at singular points cutting the part with the shape or measurement required in each case. System which generates very little waste. It is easy to open chases in the wall, which can be done when the joints have dried.