The Particular Double-wall Zero Clearance designs utilize three.twenty five” of a singular greater density ceramic fiber insulation concerning the internal liner and outer jacket. These Zero Clearance designs are a two-hour hearth-rated-resistant enclosure/duct assembly. Condensate Canopies: Made for kitchens with significant condensation degrees, these canopies accumulate and drain... https://commercial-kitchen-extrac68900.answerblogs.com/37297119/helping-the-others-realize-the-advantages-of-commercial-kitchen-extract-systems