This supply air duct plenum is made of galvanized steel with 26 gauge thickness. The plenum measures 16.5 inches in length, 10.5 inches in width, and 40 inches in height. The material used is of high quality and provides reliable performance. The plenum is suitable for use in HVAC and refrigeration systems and is designed for efficient air distribution. It is branded as Unbranded/Generic and manufactured in the United States. The plenum is ideal for use in plenum and filter boxes and is a must-have for any HVAC or refrigeration system.
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