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We offer over 70 EWC HVAC products, including Bypass Dampers, Damper Controls & Accessories, Rectangular Dampers, Round Dampers, and Zoning Panels.
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View Details EWC Controls 10X18 ND-RSD NC Rectangular Damper | 10X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
10X18 ND-RSD NC | Rectangular Damper | 10X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 10X18 ND-RSD NC
$245.31 each
View Details EWC Controls 10x16 ND-RSD NC Rectangular Damper | 10X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
10x16 ND-RSD NC | Rectangular Damper | 10X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 10x16 ND-RSD NC
$242.25 each
View Details EWC Controls 20X10 ND-RSD NC Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
20X10 ND-RSD NC | Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND-RSD NC
$248.37 each
View Details EWC Controls 18X10 ND-RSD NC Rectangular Damper | 18X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
18X10 ND-RSD NC | Rectangular Damper | 18X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 18X10 ND-RSD NC
$239.70 each
View Details EWC Controls 14X12 ND-RSD NC Rectangular Damper | 14X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
14X12 ND-RSD NC | Rectangular Damper | 14X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 14X12 ND-RSD NC
$239.19 each
View Details EWC Controls 14X6 ND-RSD NC Rectangular Damper | 14X6 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
14X6 ND-RSD NC | Rectangular Damper | 14X6 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 14X6 ND-RSD NC
$217.77 each
View Details EWC Controls 8X6 ND-RSD NC Rectangular Damper | 8X6 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
8X6 ND-RSD NC | Rectangular Damper | 8X6 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 8X6 ND-RSD NC
$207.06 each
View Details EWC Controls 14X18 ND-RSD NO Rectangular Damper | 14X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
14X18 ND-RSD NO | Rectangular Damper | 14X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 14X18 ND-RSD NO
$260.10 each
View Details EWC Controls 14X16 ND-RSD NO Rectangular Damper | 14X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
14X16 ND-RSD NO | Rectangular Damper | 14X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 14X16 ND-RSD NO
$258.06 each
View Details EWC Controls 12X22 ND-RSD NO Rectangular Damper | 12X22 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
12X22 ND-RSD NO | Rectangular Damper | 12X22 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 12X22 ND-RSD NO
$269.28 each
View Details EWC Controls 10X20 ND-RSD NO Rectangular Damper | 10X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
10X20 ND-RSD NO | Rectangular Damper | 10X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 10X20 ND-RSD NO
$257.04 each
View Details EWC Controls 10x16 ND-RSD NO Rectangular Damper | 10X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
10x16 ND-RSD NO | Rectangular Damper | 10X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 10x16 ND-RSD NO
$242.25 each
View Details EWC Controls 8X20 ND-RSD NO Rectangular Damper | 8X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
8X20 ND-RSD NO | Rectangular Damper | 8X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 8X20 ND-RSD NO
$237.15 each
View Details EWC Controls 8X16 ND-RSD NO Rectangular Damper | 8X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
8X16 ND-RSD NO | Rectangular Damper | 8X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 8X16 ND-RSD NO
$227.46 each
View Details EWC Controls 8X10 ND-RSD NO Rectangular Damper | 8X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
8X10 ND-RSD NO | Rectangular Damper | 8X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 8X10 ND-RSD NO
$218.28 each
View Details EWC Controls 20X12 ND-RSD NO Rectangular Damper | 20X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
20X12 ND-RSD NO | Rectangular Damper | 20X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 20X12 ND-RSD NO
$251.94 each
View Details EWC Controls 20X10 ND-RSD NO Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
20X10 ND-RSD NO | Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND-RSD NO
$248.37 each
View Details EWC Controls 20X8 ND-RSD NO Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
20X8 ND-RSD NO | Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 20X8 ND-RSD NO
$230.52 each
View Details EWC Controls 18X6 ND-RSD NO Rectangular Damper | 18X6 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
18X6 ND-RSD NO | Rectangular Damper | 18X6 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 18X6 ND-RSD NO
$222.36 each
View Details EWC Controls 16X16 ND-RSD NO Rectangular Damper | 16X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
16X16 ND-RSD NO | Rectangular Damper | 16X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 16X16 ND-RSD NO
$258.06 each
View Details EWC Controls 16X10 ND-RSD NO Rectangular Damper | 16X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
16X10 ND-RSD NO | Rectangular Damper | 16X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 16X10 ND-RSD NO
$237.15 each
View Details EWC Controls 14X12 ND-RSD NO Rectangular Damper | 14X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
14X12 ND-RSD NO | Rectangular Damper | 14X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 14X12 ND-RSD NO
$239.19 each
View Details EWC Controls 14X10 ND-RSD NO Rectangular Damper | 14X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
14X10 ND-RSD NO | Rectangular Damper | 14X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 14X10 ND-RSD NO
$231.54 each
View Details EWC Controls 14X8 ND-RSD NO Rectangular Damper | 14X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply
14X8 ND-RSD NO | Rectangular Damper | 14X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 14X8 ND-RSD NO
$219.81 each
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