Beverage-Air Refrigerator/Merchandiser w/Glass Doors. Model BB48G. The Beverage-Air BB48G is a high-performance back bar cooler designed for restaurants and bars, featuring a spacious 12.4 cubic feet capacity, energy-efficient refrigeration, and a sleek design with glass doors for visibility. The BB48G comes with a generous 12.4 cubic foot interior, allowing for ample storage of beverages such as canned and bottled drinks. It is equipped with four removable wire shelves for organized storage. It efficiently cools products to a temperature between 36°F and 38°F. The unit uses R290 refrigerant. Made with a galvanized steel interior, the BB48G is designed for durability and easy cleaning. The stainless steel floor and reinforced door breakers enhance its longevity.