The Cleveland Convotherm combi oven is unique for its Advanced Closed System, which maintains a constant sealed environment for efficient cooking. The Cleveland combi oven comes in both easy-to-maintain boilerless and powerful steam generator versions. The mini Cleveland Convotherm provides all the cooking power of a full-size combi oven in a smaller footprint and with lower energy requirements, great for kitchens that want the unmatched power and versatility of a combi oven but don't have the space required to commit to a larger unit. [1]