Dampers Rectangular Shape
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 20X8 ND-HD 20X8 ND-HD HAND DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_hd_7f823d94-d915-4e05-8940-87a46b5cf3e8_medium.png?v=1713902448)
20X8 ND-HD | 20X8 ND-HD HAND DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X8 ND-HD
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![EWC Controls 20X12 ND Rectangular Damper | 20X12 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_672edd8d-b4fe-4c97-a644-88e14f7f487e_medium.png?v=1710946392)
20X12 ND | Rectangular Damper | 20X12 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X12 ND
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![EWC Controls 16X16 ND-RSD NC Rectangular Damper | 16X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_d2f2aa29-b130-4626-9a5f-378642bd07a4_medium.png?v=1713902380)
16X16 ND-RSD NC | Rectangular Damper | 16X16 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 16X16 ND-RSD NC
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![iO HVAC Controls MBD-1608 Manual Rectangular 16 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/balancing_damper_rect_5247b0f0-b3da-4f07-9658-5d4eab68b9cc_medium.jpg?v=1708912622)
MBD-1608 | Manual Rectangular 16 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1608
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![EWC Controls 20X10 ND-HD 20X10 ND-HD HAND DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_hd_95688c75-dfb8-4ef5-aae7-2a5f32311975_medium.png?v=1713902433)
20X10 ND-HD | 20X10 ND-HD HAND DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X10 ND-HD
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![EWC Controls 20X8 PRD 20X8 Rectangular Manual Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/prd_ff4b1f39-b8f5-4fdc-a853-7b6b15692504_medium.gif?v=1713902419)
20X8 PRD | 20X8 Rectangular Manual Bypass Damper | EWC Controls
Brand: EWC Controls
SKU: 20X8 PRD
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![EWC Controls 14X8 ND Rectangular Damper | 14X8 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_997fa1c0-c51a-4099-bab0-ddecd750f944_medium.png?v=1710946388)
14X8 ND | Rectangular Damper | 14X8 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 14X8 ND
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![iO HVAC Controls MD-1210-BM MD Series 12x10 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_b1bf5494-4b82-4168-9f8e-7eb68c814916_medium.jpg?v=1708912689)
MD-1210-BM | MD Series 12x10 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1210-BM
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![EWC Controls 12X12 ND Rectangular Damper | 12X12 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_1539f996-aac7-4c2b-95d7-e373fa1506a8_medium.png?v=1710946384)
12X12 ND | Rectangular Damper | 12X12 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 12X12 ND
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![iO HVAC Controls HD-1610-BM Rectangular 16 x 10 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c08204c8-9fc7-46b6-946f-a0fa026afc2a_medium.jpg?v=1715804958)
HD-1610-BM | Rectangular 16 x 10 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1610-BM
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![EWC Controls 12X12 ND-RSD NC Rectangular Damper | 12X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd-rsd_273ccc33-54cb-47f3-8954-a75bf0dcc9dd_medium.png?v=1713902338)
12X12 ND-RSD NC | Rectangular Damper | 12X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 12X12 ND-RSD NC
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![EWC Controls 8X14 ND Rectangular Damper | 8X14 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_3d665215-87b2-4025-90c8-6ea55e7e74ea_medium.png?v=1710946407)
8X14 ND | Rectangular Damper | 8X14 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 8X14 ND
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![EWC Controls 24X10 ND Rectangular Damper | 24X10 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_749aa006-3155-486d-bf9b-e7b0dd623ec2_medium.png?v=1710946398)
24X10 ND | Rectangular Damper | 24X10 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 24X10 ND
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![EWC Controls 18X10 ND Rectangular Damper | 18X10 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_3b6fa5e2-a20f-4144-bf5f-46d01570990c_medium.png?v=1710946381)
18X10 ND | Rectangular Damper | 18X10 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 18X10 ND
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![iO HVAC Controls HD-1010 Rectangular 10 x 10 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_6d0f1b92-1eaa-47f5-bd3a-38462fa51af3_medium.jpg?v=1715804912)
HD-1010 | Rectangular 10 x 10 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1010
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![EWC Controls 12X8 ND-HD 12X8 ND-HD HAND DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_hd_637b2efa-1f39-45dc-b11e-5e4e6fea5064_medium.png?v=1713902318)
12X8 ND-HD | 12X8 ND-HD HAND DAMPER | EWC Controls
Brand: EWC Controls
SKU: 12X8 ND-HD
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![EWC Controls 8X16 ND Rectangular Damper | 8X16 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_f7e03d06-f762-41fa-9ec7-7f67d9219ee4_medium.png?v=1710946403)
8X16 ND | Rectangular Damper | 8X16 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 8X16 ND
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![EWC Controls 24X16 ND Rectangular Damper | 24X16 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_0bc9f389-08c9-4b3d-b343-b126531864fe_medium.png?v=1710946388)
24X16 ND | Rectangular Damper | 24X16 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 24X16 ND
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![EWC Controls 18X8 ND Rectangular Damper | 18X8 ND MOTORIZED DAMPER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/nd_7a7d626e-fd6a-48c0-a9b0-07d51abed8fe_medium.png?v=1710946392)
18X8 ND | Rectangular Damper | 18X8 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 18X8 ND
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![iO HVAC Controls MBD-12 iO HVAC Controls Manual Balancing Damper 12 Round with locking quad | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/MBD-12_medium.jpg?v=1708912583)
MBD-12 | iO HVAC Controls Manual Balancing Damper 12 Round with locking quad | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-12
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![iO HVAC Controls MBD-1408 Manual Rectangular 14 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/balancing_damper_rect_7529a6db-4d0a-4035-87cb-9b498082541d_medium.jpg?v=1708912619)
MBD-1408 | Manual Rectangular 14 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1408
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![iO HVAC Controls RM-2020 Rheem 20 x 20 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRectangular_38fc1a61-8f2d-47bc-adbb-9acaa51499e4_medium.jpg?v=1708912631)
RM-2020 | Rheem 20 x 20 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-2020
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![iO HVAC Controls MZR-1004-W-PO Motorized 10 x 04 Zone Register - White | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MZR_web_8445f933-39b2-4f0a-a0ac-a0b19a4dc5cd_medium.jpg?v=1708912663)
MZR-1004-W-PO | Motorized 10 x 04 Zone Register - White | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MZR-1004-W-PO
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![iO HVAC Controls HD-1410-BM Rectangular 14 x 10 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_0d3c4623-28f6-4fb0-be76-17b6e62b6896_medium.jpg?v=1715804926)
HD-1410-BM | Rectangular 14 x 10 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1410-BM
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