The assembly is of the "wing mill", in which the wings decline as with increasing dimensions of the sides of the posts. The posts can be made ​​from a minimum cross section of 25x25 cm up to 50x50 cm, with a modulation multiple of 5 cm. It is possible to concreting at any speed up to 3 meters in height. The lightweight panels, the reduced number of components of the system and ease of assembly of the panels allow installation of formwork LGR quick and easy.