US Patent 9051736 Wall system

A wall system includes at least one starter piece having at least one mount interface configured to be attached to a wall structure. A plurality of panels includes at least a first panel and a second panel, and wherein the first panel is fit to the starter piece to cover a portion of the wall structure. An intermediate cleat is associated with the first panel, and a second panel is interlocked to the first panel by the intermediate cleat to cover another portion of the wall structure.