Overhang: The extraction canopy need to overhang the cooking devices by no less than 250mm on the front and sides. For combi-steamers or baking ovens, this will increase to 600mm. Contaminants of combustion are certainly not trapped within the flue like it is commonly found in the corners of a https://greasetightextractductwor13467.blog5star.com/37490096/a-review-of-commercial-kitchen-extract-systems