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The THERMAFLEX 052316000002 Flex-Vent KP is a thermally insulated and fully lined UL 181 Class 1 flexible air duct. Designed for low to medium pressure cooling and heating HVAC systems, it can be used in either supply or return sections. It provides an economical means for handling misalignment.
This flexible air duct features a smooth liner, ample insulation, and a durable black polyethylene outer vapor barrier for good airflow and thermal insulation.
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