JohnDow Industries Smart Wall Modular Storage System is designed to help keep workshop tools and supplies organized, secure and accessible at all times. Sliding storage panels mounted in a heavy duty steel frame makes the cabinet one of the highest quality storage systems available, according to the company. Storage layouts can be customized using accessories including hooks, shelves and parts bins, and is available in two, three or four sliding panel modules. Additional modules can be added as required. A four-panel system provides 144 sq. ft. of storage in a compact 25 sq. ft. area.