The product is a 16 3/4 x 21 1/4 x 29 HVAC supply/return air ductwork plenum made of galvanized steel, designed for both updraft and downdraft installations. It is compatible with various HVAC systems such as ducted evaporative coolers, packaged/rooftop furnaces, ductless mini split air conditioners, outdoor wood furnaces, and more. The plenum is from the brand Tinman and comes in a rectangular shape, making it suitable for various heating and cooling system setups in both residential and commercial settings.
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