Generally speaking, you don't need new equipment or accessories for your combi oven, you can keep using what you have. The only recommendation we have is in most cases is to invest in a stainless steel oven stand to ensure that your commercial combi oven fits properly into your industrial kitchen design. At Industrial Kitchens, we have oven stands of all sizes and shapes to match our wide range of combi ovens. We do stock a large range of trays and accessories