The exclusive Double Wall Upright Cooler features a patented internal perforated core and external air cone. Air is drawn through the product at 360 °, which provides greater consistency to the product throughout the batch. Additional characteristics: Moving parts are minimal, dramatically reducing downtime and costs Strong carbon steel frame and stainless steel finish (optional) Sanitary design designed for a quick and complete cleaning Fits a wide variety of products and applications Extru-Tech offers cooling technology for applications spanning pet food, aqua feed and food grinding. If you are looking to reduce operational costs while maintaining a consistent end product, Extru-Tech has the solution.