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    16 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.
    Rain Caps
    Image of Product. Front orientation. Duct and Fittings. Standard Duct and Fittings, Rain Caps.
    Top off vertical duct and exhaust stacks to prevent corrosion and blockages that can disrupt airflow.
    Galvanized Steel—Corrosion resistant and affordable, galvanized steel is the most commonly used ductwork material.
    Galvanized Steel
    Duct
    Size
    ID
    Ga.
    Each
    99"261766K77000000
     
    End Caps
    Image of Product. Front orientation. Duct and Fittings. Standard Duct and Fittings, End Caps, Male.

    Male

    Image of Product. Front orientation. Duct and Fittings. Standard Duct and Fittings, End Caps, Female.

    Female

    Cover unused duct openings to prevent air from leaking, dust from escaping, and debris from entering. End caps are often used to seal duct after changes to your system or equipment. To make modifications or expand your line, remove the cap.
    Galvanized Steel—Corrosion resistant and affordable, galvanized steel is the most commonly used ductwork material.
    Galvanized Steel
    Duct
    Size
    ID
    OD
    Ga.
    Each
    Male
    9—8 15/16"2617135K71000000
     
    Female
    99"—2617135K9600000
     

    Quick-Disconnect Duct and Fittings

    Image of System. Front orientation. Exploded view. Duct and Fittings. Quick-Disconnect Duct and Fittings.
    The fastest ductwork to disassemble for dust collection and other frequently cleaned systems. Join sections with quick-release clamps that open and close with a flip of the latch. Since you don’t need screws, welds, or tools, the installation time is half that of other duct types.
    Duct with Access Panel
    Image of Product. Front orientation. Duct and Fittings. Quick-Disconnect Duct and Fittings, Duct with Access Panel.
    No need to cut a hole and install a door—just slide the built-in panel to get inside this duct for cleaning and inspection.
    Galvanized Steel—Corrosion resistant and affordable, galvanized steel is the most commonly used ductwork material.
    Opening
    Galvanized Steel
    Duct
    Size
    ID
    Lg.
    Wd.
    Lg.
    Ga.
    Each
    98 7/8"58 3/4"7"14"221761K2830000000
     
    End Caps
    Image of Product. Front orientation. Duct and Fittings. Quick-Disconnect Duct and Fittings, End Caps.
    Cover unused duct openings to prevent air from leaking, dust from escaping, and debris from entering. End caps are often used to seal duct after changes to your system or equipment. To make modifications or expand your line, remove the cap.
    Galvanized Steel—Corrosion resistant and affordable, galvanized steel is the most commonly used ductwork material.
    Corrosion-Resistant 304 Stainless Steel—The most corrosion-resistant metal duct we sell. It won’t rust or degrade in systems that exhaust chemical fumes or vent heat from industrial ovens and dryers.
    Galvanized Steel
    Corrosion-Resistant
    304 Stainless Steel
    Duct
    Size
    ID
    Ga.
    Each
    Each
    98 7/8"221761K6060000002538K731000000
     

    Spiral Duct and Fittings

    Image of System. Front orientation. Contains MultipleImages. Duct and Fittings. Spiral Duct and Fittings.
    Reinforced with a continuous seam, this duct keeps its shape, even against suction from dust collection systems. On the inside, duct is smooth for efficient airflow. Because of its attractive look, spiral duct is often used for exposed heating and cooling systems.
    End Caps
    Image of Product. Front orientation. Duct and Fittings. Spiral Duct and Fittings, End Caps.
    Cover unused duct openings to prevent air from leaking, dust from escaping, and debris from entering. End caps are often used to seal duct after changes to your system or equipment. To make modifications or expand your line, remove the cap.
    Galvanized Steel—Corrosion resistant and affordable, galvanized steel is the most commonly used ductwork material.
    Corrosion-Resistant 304 Stainless Steel—The most corrosion-resistant metal duct we sell. It won’t rust or degrade in systems that exhaust chemical fumes or vent heat from industrial ovens and dryers.
    Galvanized Steel
    Corrosion-Resistant
    304 Stainless Steel
    Duct
    Size
    OD
    Ga.
    Each
    Each
    98 7/8"245078K3590000002561K201000000

    Airflow Dampers

    Image of Product. Front orientation. Duct Airflow Dampers. Airflow Dampers, Standard Airflow Damper, Male.

    Standard

    Airflow

    Damper, Male

    Image of Product. Front orientation. Duct Airflow Dampers. Airflow Dampers, Blade Airflow Damper.

    Blade Airflow

    Damper

    The simplest, most reliable way to regulate airflow in standard duct. Turn the lever to adjust the blade.
    Blade Airflow Damper—The most economical choice, these dampers slide into the end of duct. Drill a hole for the damper's bolt and remove the handle. Place the damper inside duct, insert the bolt through the hole, and reattach the handle.
    Galvanized Steel—Strong and corrosion resistant, galvanized steel is the most commonly used ductwork material.
    Galvanized Steel
    Duct
    Size
    Dia.
    OD
    Overall
    Lg.
    Ga.
    Each
    Standard Airflow Damper
     
    Male
    9—8 3/4"4 1/2"2017355K55000000
     
    Blade Airflow Damper
    99"——263996K260000
     

    Airflow Dampers for Quick-Disconnect Duct

    Image of Product. Front orientation. Duct Airflow Dampers. Airflow Dampers for Quick-Disconnect Duct.
    Regulate airflow to sections of quick-disconnect duct. Often used in dust collection systems, these dampers attach with quick-release clamps. Turn the lever to adjust airflow.
    Galvanized Steel—Strong and corrosion resistant, galvanized steel is the most commonly used ductwork material.
    Corrosion-Resistant 304 Stainless Steel—The most corrosion-resistant metal duct we sell outperforms galvanized steel in harsh environments. It won’t rust or degrade in systems that exhaust chemical fumes or vent heat from industrial ovens and dryers.
    Galvanized Steel
    Corrosion-Resistant
    304 Stainless Steel
    Duct
    Size
    ID
    Overall
    Lg.
    Ga.
    Each
    Each
    99"13"221761K6280000002538K7630000000
    Duct Clamps
    Image of Product. Front orientation. Duct and Fittings.
    Match clamps to your duct material.
    Galvanized Steel
    Corrosion-Resistant
    304 Stainless Steel
    Duct
    Size
    Each
    Each
    91761K6040000002538K728000000

    Barometric Draft Dampers

    Image of Product. Front orientation. Barometric Draft Dampers.
    These dampers improve furnace performance by automatically opening and closing to maintain a consistent airflow despite changing environmental conditions.
    Single-Acting Damper—Single-acting dampers open inward to prevent strong drafts from pulling too much heat into the chimney vent.
    Double-Acting Damper—Double-acting dampers open both inward and outward to relieve pressure caused by obstructions and downdrafts.
    Steel
    Draft Damper Type
    For Duct
    Size
    Ga.
    For System Type
    Fitting
    Connection
    Each
    Single Acting7, 8, 924Coal, OilPress Fit1782K240000000
    Single Acting, Double Acting9, 1024Coal, Natural Gas, Oil, PropanePress Fit1782K13000000
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