The slat facade, System 746L, from MLL Hamburg, is a facade system made of aluminium with a free ventilation cross section of 76%. The system 746L is equipped with a Z-slat of the heavy series of type 040L. Fastening to a facade occurs via the supporting pillar 006. The slats are fastened with the MLL clip system and are also removable afterwards for repair work on on the facade or similar purposes.