Sysème of door with striking with possible filling from 2 to 35 Misters the door is equipped with an Anti system Grips fingers side hinge plate and side lock, into 1 and 2 casements. A brake incorporated in the high cross-piece, with a pivot low integrated in the threshold, allows a long life use. The door frame is made out of cut of miter. The design of opening allows an exceptional rigidity of the doors.