Channel HD2054 E-Channel 54" x 20" Heavy-Duty Vented Dunnage RackNSF certified, the Channel HD2054 dunnage rack meets all sanitary health codes. It is designed to keep products organized and off of the floor for walk in storage. Its aluminum construction can endure both the cool temperatures from a cooler or freezer unit. It can be used for dry storage areas as well to keep pests and bugs from getting into food products. The HD2054 is made of heavy duty high tensile extruded aluminum. This material is both rust and