The minimum amount duct thickness is outlined by what ever code jurisdiction which the venture is situated in. Down below are two code references relevant to the necessary thickness and material variety for grease ducts. Condensate Canopies: Made for kitchens with higher condensation levels, these canopies collect and drain surplus https://greasetightextractductwor47788.blogdeazar.com/37247913/getting-my-commercial-kitchen-extract-systems-to-work