Equipped with horizontal and vertical air flow, air curtain refrigerators (ACR) maintain cold food at temperatures of 41°F or less for up to two hours--even when the door is open! CFS Brands – Dinex ACRs accommodate large quantities of cold food items on 15 full-size or 30 half-size trays. They are a necessity for any tray line assembly process. Facilities that strive for improved performance, enhanced efficiency, and energy savings choose Dinex ACRs.