The product is a tinman brand plenum made of galvanized steel with a rectangular shape. It measures 20.5 inches wide, 28.5 inches tall, and 28 inches long, constructed from 26 gauge steel. It is designed for both updraft and downdraft installation and is compatible with various HVAC systems such as ducted evaporative coolers, furnaces, air conditioners, heat pumps, and more. The quantity available is 20 units.
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