ewc
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 14X18 ND-15S 14X18 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_8e37ef54-b220-4fbf-8f5c-120f48a046d2_medium.png?v=1720000311)
14X18 ND-15S | 14X18 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 14X18 ND-15S
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![EWC Controls 12X28 ND-15S 12X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_c19843ff-3dcc-47ec-a6b9-905eded11eb2_medium.png?v=1720000371)
12X28 ND-15S | 12X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X28 ND-15S
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![EWC Controls 12X14 ND-15S 12X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_29c0622b-c041-4b89-9440-642341570c89_medium.png?v=1720000310)
12X14 ND-15S | 12X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X14 ND-15S
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![EWC Controls 12X24 ND-15S 12X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_d95d404f-9a7c-416b-a500-9ab995f2d39e_medium.png?v=1720000371)
12X24 ND-15S | 12X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X24 ND-15S
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![EWC Controls 12X16 ND-15S 12X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_58fcfabe-4d43-476f-b711-b56c24a3d93a_medium.png?v=1720000315)
12X16 ND-15S | 12X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X16 ND-15S
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![EWC Controls 12X22 ND-15S 12X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_46c64f26-f978-497c-a8ef-f019e3dd4039_medium.png?v=1720000366)
12X22 ND-15S | 12X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X22 ND-15S
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![EWC Controls 10X26 ND-15S 10X26 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_4d23ddab-164d-4c87-8e71-78b4a89a32e5_medium.png?v=1720000350)
10X26 ND-15S | 10X26 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 10X26 ND-15S
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![EWC Controls 10X24 ND-15S 10X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_41cb0533-c1d0-48b8-8f8b-c3f4053e67a6_medium.png?v=1720000345)
10X24 ND-15S | 10X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 10X24 ND-15S
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![EWC Controls 10X12 ND-15S 10X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_medium.png?v=1720000319)
10X12 ND-15S | 10X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 10X12 ND-15S
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![EWC Controls 10X30 ND-15S 10X30 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_0f17d2bf-6019-4d53-84ed-3c22c573c05c_medium.png?v=1720000355)
10X30 ND-15S | 10X30 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 10X30 ND-15S
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![EWC Controls 10X22 ND-15S 10X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_373d2a60-9e28-4e67-864a-bfa222d0a7a2_medium.png?v=1720000297)
10X22 ND-15S | 10X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 10X22 ND-15S
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![EWC Controls 8X22 ND-15S 8X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_92a1de5e-7f3f-40b9-9a2f-cdb3f5851968_medium.png?v=1720094288)
8X22 ND-15S | 8X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 8X22 ND-15S
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![EWC Controls 8X28 ND-15S 8X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_370c1d77-6de5-451d-8c43-7f0894243b65_medium.png?v=1720000388)
8X28 ND-15S | 8X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 8X28 ND-15S
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![EWC Controls 8X14 ND-15S 8X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_df72b8fb-7e59-4fee-abfb-cb3917aab343_medium.png?v=1720000345)
8X14 ND-15S | 8X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 8X14 ND-15S
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![EWC Controls 30X22 ND-15S 30X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_1167f1ea-9c1a-42cb-9cff-6b30851feac5_medium.png?v=1720000375)
30X22 ND-15S | 30X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X22 ND-15S
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![EWC Controls 30X26 ND-15S 30X26 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_aca84180-3b40-42ff-8f31-383b37c76561_medium.png?v=1720000370)
30X26 ND-15S | 30X26 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X26 ND-15S
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![EWC Controls 30X28 ND-15S 30X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_9241b4ed-31f8-4ba0-ae9e-c1f4dc64b4eb_medium.png?v=1720094298)
30X28 ND-15S | 30X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X28 ND-15S
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![EWC Controls 30X24 ND-15S 30X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_163c88b3-59ba-4c37-ab03-6610ec93cc55_medium.png?v=1720000356)
30X24 ND-15S | 30X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X24 ND-15S
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![EWC Controls 30X14 ND-15S 30X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_84172b54-e975-4a08-b135-e37f32b3c785_medium.png?v=1720000361)
30X14 ND-15S | 30X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X14 ND-15S
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![EWC Controls 30X20 ND-15S 30X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_a303a343-c566-429a-9da9-1e5a5df14067_medium.png?v=1720000345)
30X20 ND-15S | 30X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X20 ND-15S
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![EWC Controls 30X18 ND-15S 30X18 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_86923b2d-fa44-453a-88a6-61caada23192_medium.png?v=1720000370)
30X18 ND-15S | 30X18 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X18 ND-15S
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![EWC Controls 30X16 ND-15S 30X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_58cfa586-9e1e-4c34-97a5-c9f6257b0ce5_medium.png?v=1720000361)
30X16 ND-15S | 30X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X16 ND-15S
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![EWC Controls 30X8 ND-15S 30X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_8d286f37-c4ee-4fa3-8c6d-3af9f61d0dc3_medium.png?v=1720000370)
30X8 ND-15S | 30X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 30X8 ND-15S
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![EWC Controls 28X28 ND-15S 28X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_20b74036-faa9-4603-909f-9d9d7ef1b042_medium.png?v=1720094294)
28X28 ND-15S | 28X28 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 28X28 ND-15S
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