Natural gas A heavy-duty, stainless steel Blue Seal range with a 6 burner hob and drop-down door gas oven. The 5.3 Cu. Ft. oven is supplied with two shelves and features four shelf positions for maximum versatility and capacity. Reinforced control knobs and a high quality heavy duty chassis construction makes the range durable and robust, ideal for sustained use in a commercial catering kitchen. The stainless steel finish makes it easy to clean and service.