The minimum duct thickness is defined by whatever code jurisdiction which the job is located in. Down below are two code references related to the demanded thickness and substance sort for grease ducts. Overhang: The extraction canopy must overhang the cooking products by at the very least 250mm in the https://commercialkitchenextracts02233.smblogsites.com/37025260/getting-my-commercial-kitchen-extract-systems-to-work