Insulated Flex

R-6 & R-8 Flex is tested in accordance with U.L.181 and approved for use as a Class 1 air duct material. Jacketing is printed with certification label and size and performance data. It is jacketed with a scrim reinforced metalized polyester vapor barrier. Reinforced inner liner and fiberglass insulation.
Part # Item Name Color Length Duct Diameter Availability Add To Cart
504-0005 R6 - 4" INSULATED FLEX DUCT Silver Jacket 25' 4"

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504-0010 R6 - 5" INSULATED FLEX DUCT Silver Jacket 25' 5"

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504-0015 R6 - 6" INSULATED FLEX DUCT Silver Jacket 25' 6"

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504-0020 R6 - 7" INSULATED FLEX DUCT Silver Jacket 25' 7"

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504-0025 R6 - 8" INSULATED FLEX DUCT Silver Jacket 25' 8"

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504-0030 R6 - 9" INSULATED FLEX DUCT Silver Jacket 25' 9"

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504-0035 R6 - 10" INSULATED FLEX DUCT Silver Jacket 25' 10"

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504-0040 R6 - 12" INSULATED FLEX DUCT Silver Jacket 25' 12"

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504-0045 R6 - 14" INSULATED FLEX DUCT Silver Jacket 25' 14"

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504-0050 R6 - 16" INSULATED FLEX DUCT Silver Jacket 25' 16"

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504-0055 R6 - 18" INSULATED FLEX DUCT Silver Jacket 25' 18"

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504-0060 R6 - 20" INSULATED FLEX DUCT Silver Jacket 25' 20"

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503-0005 R8 - 4" INSULATED FLEX DUCT Silver Jacket 25' 4"

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503-0010 R8 - 5" INSULATED FLEX DUCT Silver Jacket 25' 5"

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503-0015 R8 - 6" INSULATED FLEX DUCT Silver Jacket 25' 6"

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503-0020 R8 - 7" INSULATED FLEX DUCT Silver Jacket 25' 7"

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503-0025 R8 - 8" INSULATED FLEX DUCT Silver Jacket 25' 8"

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503-0030 R8 - 9" INSULATED FLEX DUCT Silver Jacket 25' 9"

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503-0035 R8 - 10" INSULATED FLEX DUCT Silver Jacket 25' 10"

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503-0040 R8 - 12" INSULATED FLEX DUCT Silver Jacket 25' 12"

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503-0045 R8 - 14" INSULATED FLEX DUCT Silver Jacket 25' 14"

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503-0050 R8 - 16 '' INSULATED FLEX DUCT Silver Jacket 25' 16"

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503-0055 R8 - 18" INSULATED FLEX DUCT Silver Jacket 25' 18"

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