With an energy efficiency rating of A across both cavities the Bosch Classixx HBN43B250B built-under double oven delivers high capacity, cost effective cooking to your kitchen in a sleek steel package. EcoClean liner Features catalytic liners which break down grease from cooking making cleaning your oven easier. 3D Hotair Maintaining the same temperature across all 3 cooking levels for even cooking results, this fan cooking system means you won't even have to turn the food. Hotair grilling Operating alternately, the grill and fan create a rotisserie effect, perfect for crisping meats, poultry and traditional English breakfasts.