Channel TWS1848 All Welded 48" x 18" Wall Mount ShelfChannel Manufacturing makes the storage equipment every commercial kitchen needs! This TWS1848 is an excellent example. With an all welded construction, the shelf is durable enough to store a variety of items. Its tubular design allows for the dissipation of condensation. A much needed feature for wall mount shelving. The TWS1848 is manufactured from heavy duty, high tensile extruded type 6063 T5 alloy aluminum. This material is rust and corrosion