Our office will be closed Friday, April 3rd, in observance of the Easter holiday. Orders will resume shipping Monday, April 6th.

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Shipping Cutoff Times
Shipping Type Order By
Standard Ground Small Parcel
FREE - On orders over $25 View Transit Map 		7:00 PM CST
Next Day Air
(Calculated at checkout) 		3:00 PM CST
Standard Ground Freight
FREE - On orders over $25 		1:00 PM CST
  • Shipping cutoff times apply to in-stock items. Please note item lead-times when placing your order.
  • Orders placed on weekends or holidays will be processed the next business day.
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    • Product # BD-320

    Vertical mount backdraft damper, Flange on discharge, Model BD-320

    Greenheck Product # BD-320
    Model BD is a backdraft damper used in ventilation systems, allowing airflow in one direction and preventing airflow in the opposite direction.Rated for duct velocities up to 1,500 ft/min.Horizontal and vertical mounting options.

    Certifications:

    • AMCA Air Leakage and Air Performance

    Product Variants

    Showing 5 of 5
    SKU DESCRIPTION PRICE LEAD TIME
    BD320-10X10
    Model: BD
    Model / Size: BD-320
    		Backdraft Damper, Vertical Mount, Product # BD320-10X10 $122.00
    In stock 
    14 on Hand

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    BD320-12X12
    Model: BD
    Model / Size: BD-320
    		Backdraft Damper, Vertical Mount, Product # BD320-12X12 $131.00
    In stock 
    12 on Hand

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    BD320-14X14
    Model: BD
    Model / Size: BD-320
    		Backdraft Damper, Vertical Mount, Product # BD320-14X14 $142.00
    In stock 
    74 on Hand

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    BD320-16X16
    Model: BD
    Model / Size: BD-320
    		Backdraft Damper, Vertical Mount, Product # BD320-16X16 $155.00
    In stock 
    5 on Hand

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    BD320-18X18
    Model: BD
    Model / Size: BD-320
    		Backdraft Damper, Vertical Mount, Product # BD320-18X18 $172.00
    In stock 
    16 on Hand

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