RETIGO Blue Vision Electric 20 x 2/1 GN or 40 x 1/1 GN tray capacity Combi B2021i.The Retigo B2021i Blue Vision Electric Combi Oven is a high capacity professional oven designed for maximum performance in large kitchens. With the ability to hold 20 GN 2 1 trays or 40 GN 1 1 trays, it is the perfect solution for banquets, hotels, hospitals, and catering operations where high volume output is essential. As part of the Blue Vision range, the B2021i goes beyond the Orange Vision entry level line, offering advanced functions such as