This supply air duct plenum is made of galvanized steel with a 26 gauge thickness. It measures 17.5 x 21 x 22 inches and is designed for use in HVAC and refrigeration systems. The plenum is suitable for use with unbranded/generic brands and is categorized under Business & Industrial, HVAC & Refrigeration, HVAC & Refrigeration: Parts & Accessories, and Plenum & Filter Boxes. The product is manufactured in the United States and comes without a UPC code.
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