The slat facade, System 626, from MLL Hamburg, is a facade system made of aluminium with a free ventilation cross section of 50%. The system 626 is equipped with a sliding-water safe, Z-slat of the medium series of type 020. 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.