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Ventilation Backdraft Dampers

Ventilation backdraft dampers play a crucial role in maintaining efficient airflow and energy management in residential and commercial spaces. Designed to help prevent unwanted air movement, these essential components support the overall performance of your ventilation system. Browse a wide selection of ventilation backdraft dampers to find the right fit for your project and ensure optimal indoor air quality and comfort.

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  1. Unique Bargains - 4 Inch HVAC Duct Damper Manual Volume Backdraft Damper Metal Adjustment Airflow Control Valve for Ventilation System - Silver

    SKU: JXSG2P8J7S

    Product Description

    A silver galvanized iron manual damper that controls and balances airflow in HVAC ventilation systems.
    See all Downdraft Ventilation
    Your price for this item is $35.49

  2. Unique Bargains - 3 Inch HVAC Duct Damper Manual Volume Backdraft Damper Metal Adjustment Airflow Control Valve for Ventilation System - Silver

    SKU: JXSG2P8J7X

    Product Description

    A silver galvanized iron manual damper that controls and balances airflow in HVAC ventilation systems.
    See all Downdraft Ventilation
    Your price for this item is $23.99

  3. Unique Bargains - 6 Inch HVAC Duct Damper Manual Volume Backdraft Damper Metal Adjustment Airflow Control Valve for Ventilation System - Silver

    SKU: JXSG2P8JJ2

    Product Description

    A silver galvanized iron manual damper that controls and balances airflow in HVAC ventilation systems.
    See all Downdraft Ventilation
    Your price for this item is $46.99

  4. Unique Bargains - 10 Inch Duct Backdraft Damper, Manual Adjustment Airflow Volume Damper with Both End Flange for HVAC Ventilation Systems - Silver

    SKU: JXYW8G5PP2

    Product Description

    A silver galvanized iron damper with silicone seals for precise manual airflow control in HVAC systems.
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    Your price for this item is $99.99

  5. Unique Bargains - 2-1/2" Duct Backdraft Damper, 304 Stainless Steel Manual Adjustment Airflow Volume Damper for HVAC Ventilation Systems - Silver

    SKU: JXYW8G5PRK

    Product Description

    A silver 304 stainless steel damper that manually controls airflow and resists rust and corrosion.
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    Your price for this item is $30.49

  6. Unique Bargains - 1-3/4" Duct Backdraft Damper, 304 Stainless Steel Manual Adjustment Airflow Volume Damper for HVAC Ventilation Systems - Silver

    SKU: JXYW8G5P6Z

    Product Description

    A silver 304 stainless steel damper that manually controls airflow and resists rust and corrosion.
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    Your price for this item is $24.49

  7. Unique Bargains - 5 Inch Duct Backdraft Damper, 304 Stainless Steel Manual Adjustment Airflow Volume Damper for HVAC Ventilation Systems - Silver

    SKU: JXRHHY6VG7

    Product Description

    A silver 304 stainless steel damper that manually controls airflow and resists rust and corrosion.
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    Your price for this item is $52.99

  8. Unique Bargains - 2 Inch Duct Backdraft Damper, 304 Stainless Steel Manual Adjustment Airflow Volume Damper for HVAC Ventilation Systems - Silver

    SKU: JXYW8G5PRC

    Product Description

    A silver 304 stainless steel damper that manually controls airflow and resists rust and corrosion.
    See all All Appliance Parts & Accessories
    Your price for this item is $24.99

  9. Unique Bargains - 6 Inch Duct Backdraft Damper, 304 Stainless Steel Manual Adjustment Airflow Volume Damper for HVAC Ventilation Systems - Silver

    SKU: JXYW8G5PH8

    Product Description

    A silver 304 stainless steel damper that manually controls airflow and resists rust and corrosion.
    See all All Appliance Parts & Accessories
    Your price for this item is $65.99

  10. Unique Bargains - 1 Inch Duct Backdraft Damper, 304 Stainless Steel Manual Adjustment Airflow Volume Damper for HVAC Ventilation Systems - Silver

    SKU: JXYW8G5P66

    Product Description

    A silver 304 stainless steel damper that manually controls airflow and resists rust and corrosion.
    See all All Appliance Parts & Accessories
    Your price for this item is $22.49
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FAQ

A ventilation backdraft damper is designed to prevent outside air, odors, and debris from entering your ventilation system when the fan is not running, allowing airflow in one direction only.

Yes, backdraft dampers are suitable for use in both residential and commercial ventilation systems, including bathroom exhausts, kitchen range hoods, and HVAC ductwork.

Most backdraft dampers are designed to be compatible with a wide range of ventilation fans and ductwork, making them a versatile addition to different ventilation setups.

Backdraft dampers generally require minimal maintenance, but it’s recommended to periodically check for dust or debris buildup to ensure optimal performance.

A backdraft damper is typically installed within the ductwork, close to the point where air exits the building, to effectively block unwanted airflow from entering the system.