The product is a rectangular plenum made of 26 gauge galvanized steel with one end cap. It measures 11.5 inches by 23.5 inches by 23.5 inches and is compatible with various HVAC systems such as ducted evaporative coolers, packaged/rooftop furnaces, and central air conditioners. It can be installed in both updraft and downdraft configurations and comes in a unit quantity of 20. The brand of the product is Tinman.
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