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 18X18 ND-15S 18X18 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_a404c255-0f1f-4bcf-b877-fc94ca6e16c3_medium.png?v=1719987637)
18X18 ND-15S | 18X18 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 18X18 ND-15S
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![EWC Controls 18X6 ND-15S 18X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_46d7eb6d-510d-41a7-b727-34838aaf03c7_medium.png?v=1720000350)
18X6 ND-15S | 18X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 18X6 ND-15S
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![EWC Controls 18X16 ND-15S 18X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_d9880adc-850b-4736-9f45-a5809b14ce95_medium.png?v=1720000340)
18X16 ND-15S | 18X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 18X16 ND-15S
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![EWC Controls 18X12 ND-15S 18X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_11f46f75-c1b7-4423-a8e7-e3be95f38548_medium.png?v=1720000335)
18X12 ND-15S | 18X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 18X12 ND-15S
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![EWC Controls 16X14 ND-15S 16X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_a8ce2927-9806-4e75-8bc1-77eb8e6d0366_medium.png?v=1720000360)
16X14 ND-15S | 16X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 16X14 ND-15S
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![EWC Controls 16X10 ND-15S 16X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_17e1a19b-bc8f-4dd6-b263-2004246abbdf_medium.png?v=1720000315)
16X10 ND-15S | 16X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 16X10 ND-15S
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![EWC Controls 16X16 ND-15S 16X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_0e7e235f-0592-4596-9164-28cfb4213ad8_medium.png?v=1720000371)
16X16 ND-15S | 16X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 16X16 ND-15S
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![EWC Controls 14X12 ND-15S 14X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_ab2f636d-5e9a-4d4b-a70c-90ebd6d6ffc4_medium.png?v=1720000375)
14X12 ND-15S | 14X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 14X12 ND-15S
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![EWC Controls 16X8 ND-15S 16X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_9bb35e42-2744-44e9-ae91-e26ceea720d4_medium.png?v=1720000351)
16X8 ND-15S | 16X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 16X8 ND-15S
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![EWC Controls 16X6 ND-15S 16X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_a7b7aaa9-cad9-4655-981f-0d79fa922aa5_medium.png?v=1720000315)
16X6 ND-15S | 16X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 16X6 ND-15S
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![EWC Controls 14X6 ND-15S 14X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_22171bff-4bf7-4a58-b896-b168a63bf97d_medium.png?v=1720000345)
14X6 ND-15S | 14X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 14X6 ND-15S
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![EWC Controls 14X14 ND-15S 14X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_6546497a-a74a-4002-abf8-332e516fd8f8_medium.png?v=1720000315)
14X14 ND-15S | 14X14 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 14X14 ND-15S
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![EWC Controls 14X8 ND-15S 14X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_75b86753-771d-4d67-ba69-b869a5faef65_medium.png?v=1720000375)
14X8 ND-15S | 14X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 14X8 ND-15S
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![EWC Controls 12X6 ND-15S 12X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_b0b6fd28-cf80-4a19-abf4-d5c74f00836c_medium.png?v=1720000371)
12X6 ND-15S | 12X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X6 ND-15S
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![EWC Controls 12X12 ND-15S 12X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_9e2d16ef-9026-467b-9186-a5853fe23667_medium.png?v=1720000331)
12X12 ND-15S | 12X12 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X12 ND-15S
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![EWC Controls 12X10 ND-15S 12X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_df17a646-f78f-40b3-94e7-ae85c6ec5b86_medium.png?v=1720000341)
12X10 ND-15S | 12X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12X10 ND-15S
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![EWC Controls 8X8 ND-15S 8X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_c3c9b6f2-3529-48eb-928a-53a74d66c97c_medium.png?v=1720000365)
8X8 ND-15S | 8X8 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 8X8 ND-15S
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![EWC Controls 8X6 ND-15S 8X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_cd90a8c3-2ddd-416b-8413-8155393ec214_medium.png?v=1720000394)
8X6 ND-15S | 8X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 8X6 ND-15S
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![EWC Controls PRD WEIGHT & ARM PRD-WEIGHTS ARM & WEIGHTS FOR PRD-RD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ewc-logo-white-by-support_3998364c-d77b-4052-9911-50fccd54385a_medium.png?v=1712073065)
PRD WEIGHT & ARM | PRD-WEIGHTS ARM & WEIGHTS FOR PRD-RD | EWC Controls
Brand: EWC Controls
SKU: PRD WEIGHT & ARM
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![EWC Controls 10 EBD 10 Inch Round Electronic Static Pressure Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ebd-round_d39c4f08-9661-4b11-8a30-32da0f548ea8_medium.gif?v=1720000365)
10 EBD | 10 Inch Round Electronic Static Pressure Bypass Damper | EWC Controls
Brand: EWC Controls
SKU: 10 EBD
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![EWC Controls 7 SID MA-15S 7 SID SLIP IN MA-15S DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sid1_8749bd3d-3303-490f-870a-5fd0def3055e_medium.gif?v=1712073068)
7 SID MA-15S | 7 SID SLIP IN MA-15S DAMPER | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 7 SID MA-15S
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![EWC Controls 6 SID MA-15S 6 SID SLIP IN MA-15S DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sid1_e25b98b5-aa4a-4f9e-a951-6e07e6bf90fc_medium.gif?v=1712073075)
6 SID MA-15S | 6 SID SLIP IN MA-15S DAMPER | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 6 SID MA-15S
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![EWC Controls 5 SID MA-15S 5 SID SLIP IN MA-15S DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sid1_4bce63c4-efba-4653-8700-6b6a2a6c1aef_medium.gif?v=1712073062)
5 SID MA-15S | 5 SID SLIP IN MA-15S DAMPER | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 5 SID MA-15S
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![EWC Controls 4 SID MA-15S 4 SID SLIP IN MA-15S DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sid1_c89350db-6f01-4d60-99f6-94f0e05a136f_medium.gif?v=1712073054)
4 SID MA-15S | 4 SID SLIP IN MA-15S DAMPER | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 4 SID MA-15S
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