Overhang: The extraction canopy ought to overhang the cooking equipment by not less than 250mm on the front and sides. For combi-steamers or baking ovens, this improves to 600mm. Contaminants of combustion are certainly not trapped throughout the flue like it is usually found in the corners of an oblong https://collinzsgvj.blogscribble.com/37175672/the-definitive-guide-to-grease-tight-extract-ductwork