Greenheck will be closed Monday, September 1st in observance of Labor Day. Order shipments will resume on Tuesday, September 2nd. 

  DETAILS
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 # WD-320

    Vertical mount backdraft damper, Flange on Discharge, Model WD-320

    Greenheck Product # WD-320
    Model WD 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 2,500 ft/min.Horizontal and vertical mounting options.

    Product Variants

    Showing 11 of 11
    SKU DRIVE TYPE HP VOLTAGE MOTOR PHASE CFM RANGE FRPM RANGE BASE/PANEL LENGTH x WIDTH PRICE LEAD TIME
    WD320-10X10
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $147.00
    In stock 
    3 on Hand

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    WD320-12X12
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $147.00
    In stock 
    3 on Hand

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    WD320-14X14
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $174.00
    15 Days
    Lead Time 

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    WD320-16X16
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $174.00
    15 Days
    Lead Time 

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    WD320-18X18
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $215.00
    In stock 
    4 on Hand

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    WD320-20X20
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $215.00
    In stock 
    18 on Hand

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    WD320-22X22
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $261.00
    In stock 
    130 on Hand

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    WD320-26X26
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $280.00
    In stock 
    126 on Hand

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    WD320-32X32
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $358.00
    In stock 
    79 on Hand

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    WD320-38X38
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $495.00
    In stock 
    100 on Hand

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    WD320-50x50
    Model: WD
    Model / Size: WD-320
    		- - - - - - - $819.00
    In stock 
    51 on Hand

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