Ewc 20 x 10 Size (in)
We offer over 70 EWC HVAC products, including Bypass Dampers, Damper Controls & Accessories, Rectangular Dampers, Round Dampers, and Zoning Panels.
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![EWC Controls 20X10 ND-HD 20X10 ND-HD HAND DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_hd_7f0be4e2-d1a9-4340-8f2e-1b98919ae7c5_medium.png?v=1720000473)
20X10 ND-HD | 20X10 ND-HD HAND DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND-HD
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![EWC Controls 20X10 PRD 20X10 Rectangular Manual Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/prd_2a659cc6-0407-47a1-9e93-6f841051ba87_medium.gif?v=1720000463)
20X10 PRD | 20X10 Rectangular Manual Bypass Damper | EWC Controls
Brand: EWC Controls
SKU: 20X10 PRD
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![EWC Controls 20X10 ND-RSD NC Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_50e1cadd-e7da-4502-b3cf-1fa2cb8ea4cd_medium.png?v=1720094307)
20X10 ND-RSD NC | Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND-RSD NC
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![EWC Controls 20X10 ND Rectangular Damper | 20X10 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_078100f0-1cbc-4de6-b103-9195fcf2396b_medium.png?v=1720000488)
20X10 ND | Rectangular Damper | 20X10 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND
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![EWC Controls 20X10 ND-15S 20X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_922a1ec2-0482-493f-b8cf-eb10ade9a7c1_medium.png?v=1720000320)
20X10 ND-15S | 20X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND-15S
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![EWC Controls 20X10 EBD 20X10 Rectangular Electronic Static Pressure Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ebd_aaf30ef3-d958-4f5d-87b0-7f118a08343f_medium.gif?v=1720000487)
20X10 EBD | 20X10 Rectangular Electronic Static Pressure Bypass Damper | EWC Controls
Brand: EWC Controls
SKU: 20X10 EBD
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![EWC Controls 20X10 ND-RSD NO Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_5290a375-a4e9-4039-996f-5f0cafe242c8_medium.png?v=1720000468)
20X10 ND-RSD NO | Rectangular Damper | 20X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND-RSD NO
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