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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![iO HVAC Controls HD-2016-PO 20 x 16 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_a18264b9-18b1-4aa1-8110-057c7799541e_medium.jpg?v=1715804944)
HD-2016-PO | 20 x 16 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2016-PO
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![iO HVAC Controls HD-2012-PO 20 x 12 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_fae8f57c-214d-42c6-8880-cc34c459ca06_medium.jpg?v=1715804854)
HD-2012-PO | 20 x 12 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2012-PO
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![iO HVAC Controls HD-2008-PO 20 x 08 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f85fd7af-3c6b-4001-b6f0-1d680029c5c5_medium.jpg?v=1715804917)
HD-2008-PO | 20 x 08 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2008-PO
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![iO HVAC Controls HD-1818-PO 18 x 18 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_e17c869f-f949-4f05-9451-e939761da66d_medium.jpg?v=1715804913)
HD-1818-PO | 18 x 18 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1818-PO
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![iO HVAC Controls HD-1814-PO 18 x 14 Rectangular Two-Position Zone Damper - 2 Wire Actuator HD-1814-PO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_d17ca65f-cfe6-477e-81f9-b8fe7697cae6_medium.jpg?v=1715804912)
HD-1814-PO | 18 x 14 Rectangular Two-Position Zone Damper - 2 Wire Actuator HD-1814-PO | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1814-PO
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![iO HVAC Controls HD-1812-PO 18 x 12 Rectangular Two-Position Zone Damper - 2 Wire Actuator HD-1812-PO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_76b9db42-66fd-4224-b2b6-461f32f7d049_medium.jpg?v=1715804925)
HD-1812-PO | 18 x 12 Rectangular Two-Position Zone Damper - 2 Wire Actuator HD-1812-PO | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1812-PO
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![iO HVAC Controls HD-1809-BM 18 x 09 Two-Position Zone Damper - Bottom Mount HD-1809-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_3fc08a30-86d5-4ffd-8bc9-03ddc7b8a186_medium.jpg?v=1715804953)
HD-1809-BM | 18 x 09 Two-Position Zone Damper - Bottom Mount HD-1809-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1809-BM
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![iO HVAC Controls HD-1808-PO 18 x 8 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_2a05dc84-181a-462a-b2a6-3fcdf5ba6696_medium.jpg?v=1715804844)
HD-1808-PO | 18 x 8 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1808-PO
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![iO HVAC Controls HD-1806-PO 18 x 06 Rectangular Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_b73b3667-198c-43e0-94fe-d7beadfbb4b8_medium.jpg?v=1715804917)
HD-1806-PO | 18 x 06 Rectangular Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1806-PO
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![iO HVAC Controls HD-1614-PO 16 x 14 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_73bb6fad-6f25-4109-b254-751d87ae8c8e_medium.jpg?v=1715804916)
HD-1614-PO | 16 x 14 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1614-PO
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![iO HVAC Controls HD-1612-PO 16 x 12 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_499ef30b-3a7e-4fa2-b152-94258543d834_medium.jpg?v=1715804874)
HD-1612-PO | 16 x 12 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1612-PO
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![iO HVAC Controls HD-1414-PO 14 x 14 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_764e9ca5-f8b0-4647-935e-3302a74245be_medium.jpg?v=1715804948)
HD-1414-PO | 14 x 14 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1414-PO
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![iO HVAC Controls HD-1412-PO 14 x 12 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_85f2e863-dcaf-4507-a9ca-45a4db502687_medium.jpg?v=1715804907)
HD-1412-PO | 14 x 12 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1412-PO
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![iO HVAC Controls HD-1410-PO 14 x 10 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_a29bdf7f-4c79-440d-be01-dd9d215848d3_medium.jpg?v=1715804939)
HD-1410-PO | 14 x 10 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1410-PO
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![iO HVAC Controls HD-1406-PO 14 x 06 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_95d44280-ca38-4c82-a9fb-64b7e8e84d88_medium.jpg?v=1715804897)
HD-1406-PO | 14 x 06 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1406-PO
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![iO HVAC Controls HD-1212-PO 12 x 12 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_08ad7c24-a746-41b8-9ffb-cc4e72346bda_medium.jpg?v=1715804930)
HD-1212-PO | 12 x 12 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1212-PO
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![iO HVAC Controls HD-1210-PO 12 x 10 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_e86783cd-44aa-4b12-98cd-061b63e15c8d_medium.jpg?v=1715804948)
HD-1210-PO | 12 x 10 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1210-PO
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![iO HVAC Controls HD-1206-PO 12 x 06 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_53e40b48-51ed-4908-9d44-f105047c6e9e_medium.jpg?v=1715804939)
HD-1206-PO | 12 x 06 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1206-PO
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![iO HVAC Controls HD-1008-PO 10 x 08 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_011a67e1-523e-464c-9c98-63b3e20fd12e_medium.jpg?v=1715804854)
HD-1008-PO | 10 x 08 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1008-PO
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![iO HVAC Controls HD-1006-PO 10 x 06 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_e7af0ca3-0461-49bf-915f-4e9575f46c7e_medium.jpg?v=1715804948)
HD-1006-PO | 10 x 06 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1006-PO
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![iO HVAC Controls HD-0806-PO 08 x 06 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_d17dbd09-d2d5-4f9d-aa86-c57a63405325_medium.jpg?v=1715804903)
HD-0806-PO | 08 x 06 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-0806-PO
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![iO HVAC Controls EB-3618 36 x 18 Heavy Duty Motorized Electronic Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XXXX_02d66543-0e89-402f-95f5-6f00965e43a5_medium.jpg?v=1708912501)
EB-3618 | 36 x 18 Heavy Duty Motorized Electronic Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-3618
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![iO HVAC Controls EB-3614 36 x 14 Heavy Duty Motorized Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XXXX_353d5e91-04a3-4e68-88dd-a045e11c4fa0_medium.jpg?v=1708912501)
EB-3614 | 36 x 14 Heavy Duty Motorized Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-3614
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![iO HVAC Controls EB-2624 26 x 24 Heavy Duty Motorized Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XXXX_06b92ee8-5657-449d-bad1-0b26fe7abeaf_medium.jpg?v=1708912447)
EB-2624 | 26 x 24 Heavy Duty Motorized Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-2624
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GRD221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Siemens
Brand: Siemens
SKU: GRD221.1U