Introducing the D Series Air Cooler, an exceptional line of indoor cooling solutions crafted to seamlessly integrate with a variety of condensing units for cold rooms. Designed to meet diverse temperature requirements, our D Series is divided into three distinguished subcategories: DL, DD, and DJ. The DL air cooler is tailored for environments requiring approximately 0ºC, making it an ideal choice for fresh-keeping cold storage applications. For more demanding cold storage needs, the DD model efficiently operates at around -18ºC. Finally, the DJ variant is engineered for extreme cold conditions, maintaining temperatures below -25ºC to -30ºC, specifically suited for blast freezer rooms. Experience superior cooling performance with the D Series Air Cooler, expertly engineered by Harbin Dongan Building Sheets Co., Ltd, and ensure optimal conditions in any commercial low-temperature environment.