Dampers 8 x 20 Size (in)
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![EWC Controls 8X20 ND Rectangular Damper | 8X20 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_686ed537-3213-4f69-b467-39acfa292627_medium.png?v=1710946406)
8X20 ND | Rectangular Damper | 8X20 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 8X20 ND
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![EWC Controls 8X20 ND-RSD NC Rectangular Damper | 8X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_932e8db7-ffca-4e98-9a6d-3017bc1b3918_medium.png?v=1713902537)
8X20 ND-RSD NC | Rectangular Damper | 8X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 8X20 ND-RSD NC
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![EWC Controls 8X20 ND-RSD NO Rectangular Damper | 8X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_edd3070f-7d1f-4005-915f-55b278c4f063_medium.png?v=1713902511)
8X20 ND-RSD NO | Rectangular Damper | 8X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 8X20 ND-RSD NO
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