ATCO Rubber 04002514 Flexible Duct (HUD Approved) - 14 in. x 25 ft.

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: 1-14 inch.

• Code Compliance: UL 181, SBCC, BOCA, NFPA 90A and 90B and HUD 3280.715(b)
• Double lamination of tough polyester
• Smooth inner core and fiberglass insulation are reinforced with scrim, and sheathed in a black, heavy duty polyethylene jacket
• 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: 1-14 inch