Dampers Rectangular dampers Type
From rectangular to motorized dampers, from bypass dampers to zoning panels: we’ve got it all! Find what you are looking for in our stock of over 2,000 products.
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![EWC Controls 18X18 ND Rectangular Damper | 18X18 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_595da528-e322-4fde-a471-e5569eb53948_medium.png?v=1710946377)
18X18 ND | Rectangular Damper | 18X18 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 18X18 ND
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![EWC Controls 16X8 ND Rectangular Damper | 16X8 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_d15f9f33-a9a1-4cf3-814d-1dea329334dd_medium.png?v=1710946388)
16X8 ND | Rectangular Damper | 16X8 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 16X8 ND
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![EWC Controls 12X8 ND Rectangular Damper | 12X8 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_02700151-aa0b-4ae3-bfc1-51c53d3079c5_medium.png?v=1710946377)
12X8 ND | Rectangular Damper | 12X8 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 12X8 ND
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![iO HVAC Controls MZR-1206-W-PO Motorized 12 x 06 Zone Register - White | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MZR_web_89c04949-5ef2-4a00-ad4d-db31ef624c41_medium.jpg?v=1708912746)
MZR-1206-W-PO | Motorized 12 x 06 Zone Register - White | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MZR-1206-W-PO
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![iO HVAC Controls MZR-1004-B-PO Motorized 10 x 04 Zone Register - Brown | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MZR_web_8f9562af-1a02-46b6-8a73-2cf0924aa852_medium.jpg?v=1708912688)
MZR-1004-B-PO | Motorized 10 x 04 Zone Register - Brown | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MZR-1004-B-PO
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![EWC Controls 20X20 ND-RSD NC Rectangular Damper | 20X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_a57e7483-c85b-4e72-9c9d-c7f90c3d59d6_medium.png?v=1713902406)
20X20 ND-RSD NC | Rectangular Damper | 20X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 20X20 ND-RSD NC
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![EWC Controls 18X12 ND-RSD NC Rectangular Damper | 18X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_cfe9b3f8-9959-45db-85b2-dd4516e24455_medium.png?v=1713902404)
18X12 ND-RSD NC | Rectangular Damper | 18X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 18X12 ND-RSD NC
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![EWC Controls 8X18 ND Rectangular Damper | 8X18 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_9e431dc6-8906-419d-835a-983a3858c447_medium.png?v=1710946406)
8X18 ND | Rectangular Damper | 8X18 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 8X18 ND
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![EWC Controls 20X18 ND Rectangular Damper | 20X18 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_4e407f64-b5c9-47c3-b116-8d6241f1f9a4_medium.png?v=1710946402)
20X18 ND | Rectangular Damper | 20X18 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X18 ND
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![EWC Controls 16X16 ND Rectangular Damper | 16X16 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_13bb5735-fe90-4650-88af-90fe4743728f_medium.png?v=1710946380)
16X16 ND | Rectangular Damper | 16X16 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 16X16 ND
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![EWC Controls 14X10 ND Rectangular Damper | 14X10 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_57a56542-a572-43c6-accf-11e8da821d38_medium.png?v=1710946381)
14X10 ND | Rectangular Damper | 14X10 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 14X10 ND
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![EWC Controls 14X6 ND Rectangular Damper | 14X6 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_39253fdf-f341-4b0c-9334-3e8052066633_medium.png?v=1710946387)
14X6 ND | Rectangular Damper | 14X6 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 14X6 ND
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![EWC Controls 10x6 ND Rectangular Damper | 10X6 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_59b21661-a8b1-4ce2-b01c-ffd9b85d66ec_medium.png?v=1710946381)
10x6 ND | Rectangular Damper | 10X6 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 10x6 ND
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![EWC Controls 8X8 ND Rectangular Damper | 8X8 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_57b2f305-c2fd-458d-b52e-6768b3fd5c18_medium.png?v=1710946405)
8X8 ND | Rectangular Damper | 8X8 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 8X8 ND
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![iO HVAC Controls MBD-1616 Manual Rectangular 16 x 16 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/balancing_damper_rect_8ba412c3-09c2-4625-91dc-6bb5db8161d6_medium.jpg?v=1708912606)
MBD-1616 | Manual Rectangular 16 x 16 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1616
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![iO HVAC Controls MBD-1608-BM Manual Rectangular 16 x 08 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/balancing_damper_rect_991d9e07-8ace-4ede-baee-377c5e3cab8a_medium.jpg?v=1708912623)
MBD-1608-BM | Manual Rectangular 16 x 08 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1608-BM
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![iO HVAC Controls MBD-1408-BM Manual Rectangular 14 x 08 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/balancing_damper_rect_8a80e7ce-34b9-4c5f-a1a2-9de60fe1861b_medium.jpg?v=1708912623)
MBD-1408-BM | Manual Rectangular 14 x 08 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1408-BM
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![iO HVAC Controls MBD-1210 Manual Rectangular 12 x 10 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/balancing_damper_rect_61f49c32-ffb9-4ea0-af4b-82e727c1c51a_medium.jpg?v=1708912622)
MBD-1210 | Manual Rectangular 12 x 10 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1210
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![iO HVAC Controls MZR-1004-W-PC Motorized 10 x 04 Zone Register - White | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MZR_web_efc18236-b9c8-4831-b6b2-2b88add13e01_medium.jpg?v=1708912742)
MZR-1004-W-PC | Motorized 10 x 04 Zone Register - White | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MZR-1004-W-PC
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![iO HVAC Controls MD-1408-BM MD Series 14x08 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_7532ab9c-c71f-41bd-bea5-d77722fc7656_medium.jpg?v=1708912710)
MD-1408-BM | MD Series 14x08 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1408-BM
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![EWC Controls 16X8 ND-RSD NC Rectangular Damper | 16X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_b237fe7e-9751-437b-989b-8c0b6871c9e3_medium.png?v=1713902389)
16X8 ND-RSD NC | Rectangular Damper | 16X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 16X8 ND-RSD NC
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![EWC Controls 8X8 ND-RSD NC Rectangular Damper | 8X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_3042d926-8f86-4729-82f9-d1993e0fde01_medium.png?v=1713902506)
8X8 ND-RSD NC | Rectangular Damper | 8X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 8X8 ND-RSD NC
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![EWC Controls 10X18 ND Rectangular Damper | 10X18 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_f97b7524-f38e-413b-9e84-6b6b7eab4e6b_medium.png?v=1710946381)
10X18 ND | Rectangular Damper | 10X18 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 10X18 ND
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![EWC Controls 10X14 ND Rectangular Damper | 10X14 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_5849af1d-3db6-4806-bd4f-253458773293_medium.png?v=1710946387)
10X14 ND | Rectangular Damper | 10X14 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 10X14 ND
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BM000 | B series low voltage Actuators | 50 in.lb | 24V | ON/OFF | Floating | Modulating | Neptronic
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