The slat facade, System 745, from MLL Hamburg, is a facade system made of aluminium with a free ventilation cross section of 53%. The system 745 is equipped with a sliding-water safe, Z-slat of the heavy series of type 040. Fastening to a facade occurs via the supporting pillar 005. The slats are fastened with the MLL clip system and are also removable afterwards for repair work on on the facade or similar purposes.