Flex Duct - R-4.2 Insulated Flexible Air Duct - 6" In. X 25' Feet - UL Certified: Office Products

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Flex Duct - R-4.2 Insulated Flexible Air Duct - 6" In. X 25' Feet - UL Certified Dec 7th 2012, 15:08 Category: Office Products Vendor: Use for complete air duct system and/or a branch ducting For Supply and/or Return Duct Work Double lamination of tough polyeste Product Description : Description This Air Duct is manufactured with a reinforced metallized polyester jacket. The inner core is air-tight and is designed for low-to-medium operating pressures in HVAC systems. Construction A double lamination of tough polyester encapsulates a steel wire helix forms the air-tight inner core. The double layer core is wrapped in a thick blanket of fiberglass insulation and sheathed in a rugged and durable reinforced metallized polyester jacket. Applications It is designed for indoor use as a supply and return air duct in residential and commercial low-to-medium pressure heating and air conditioning systems. Can be used as a complete air duct system and/or a branch duct connecting to mixing boxes, diffusers, light troffers, room inlets or other terminal devices. Code Compliance UL 181 Class 0, Class 1, UL 2158A - National Fire Protection Association (NFPA) 90A and 90B - BOCA, ICBO, SBCC

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