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  • Atco 4" UPC #036 Insulated UL181 Class 1 Flexible Duct (25' per Box)

    $23.16
    SKU:
    FLX4IM-6.0

    Our premium insulated duct has a double ply, metallized polyester vapor barrier with tri-directional reinforcements.

    #036 - Double ply polyester core, R-Value = 6.0

    View Spec Sheet Here:
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