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The QUIETFLEX 1660 UV-Inhibited Fiberglass Flex Air Duct is suitable for commercial, residential, and manufactured home industries. This black flex air duct features a UV-inhibited polyethylene vapor barrier and Johns Manville formaldehyde-free fiberglass insulation. It has an oversized core to fit on collars and register boxes.
UV-inhibited, this flexible air duct is designed for air distribution and meets GreenGuard, NFPA 90A and 90B, HUD/FHA, UL 181, and HARDI standards.
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