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    4 Products

    Standard Duct and Fittings

    Image of System. Front orientation. Exploded view. Duct and Fittings. Standard Duct and Fittings.
    Deliver air for a range of HVAC applications, including exhaust and dust collection. Our basic duct, the round shape creates smoother, more efficient airflow than rectangular and oval duct. The male end is slightly smaller than the female, so sections join without clamps or tools.
    Straight Reducers
    Image of Product. Front orientation. Contains Annotated. Duct and Fittings. Standard Duct and Fittings, Straight Reducers, Female × Male.

    Female × Male

    Transition between duct of different diameters. Reducers also join larger duct with smaller duct that connects to equipment.
    Lightweight Aluminum—One-third the weight of steel, aluminum ductwork is easier to handle during installation. Like galvanized steel, it resists rust in wet environments but won’t last as long.
    Duct
    Size
    Lightweight
    Aluminum
    (A)
    (B)
    ID
    (A)
    OD
    (B)
    Ga.
    Each
    Female × Male
    434"2 7/8"241773K325000000
    646"3 7/8"261773K3300000
    747"3 7/8"241773K3400000
    121012"9 7/8"241773K32600000
     
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