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Flexible Duct Flex Duct 14 inchx25' Code Compliance: UL 181, SBCC, BOCA, NFPA 90A and 90B and HUD 3280.715(b)A double lamination of tough polyester which encapsulates a steel wire helix forms the air tight inner core. The smooth inner core and fiberglass insulation are reinforced ...Flexible Duct Flex Duct 14 inchx25' Code Compliance: UL 181, SBCC, BOCA, NFPA 90A and 90B and HUD 3280.715(b)A double lamination of tough polyester which encapsulates a steel wire helix forms the air tight inner core. The smooth inner core and fiberglass insulation are reinforced with scrim, and sheathed in a black, heavy duty polyethylene jacket which complies with the HUD requirements for outdoor mobile home use.The product is designed to be used as: a supply and return duct with self contained A/C, air duct system and or branch duct with upflow or downflow HVAC.
R Rating: 4.2. Thickness 1 1/4 inch. Specifications
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Discover the top 10 must-see TVs of 2025, showcasing exceptional features and stunning designs that elevate your viewing...