dampers
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![iO HVAC Controls HD-NA-2212 22 x 12 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_5c035e79-4de0-45eb-889f-18f196449061_medium.png?v=1719992333)
HD-NA-2212 | 22 x 12 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2212
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![iO HVAC Controls MBD-1808 Manual Rectangular 18 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/balancing_damper_rect_6071a553-2fc4-4742-a60c-1b508c0821ec_medium.jpg?v=1719992333)
MBD-1808 | Manual Rectangular 18 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1808
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![iO HVAC Controls HD-NA-3022 30 x 22 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_4f5f20a6-60e0-4b4d-9963-bd35adc5e33e_medium.png?v=1720007091)
HD-NA-3022 | 30 x 22 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-3022
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![iO HVAC Controls iO-FAV-06-PLUS Fresh air ventilation control panel, 6" round 2-position damper, 120/24 20VA transformer, includes ODT & Humidistat | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-FAV-06-PLUS_medium.jpg?v=1719992332)
iO-FAV-06-PLUS | Fresh air ventilation control panel, 6" round 2-position damper, 120 / 24 20VA transformer, includes ODT & Humidistat | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-06-PLUS
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![iO HVAC Controls HD-NA-1414 14 x 14 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_ee961494-9099-49d7-8692-6fef806e8218_medium.png?v=1720007092)
HD-NA-1414 | 14 x 14 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-1414
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![iO HVAC Controls HD-NA-3610 36 x 10 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_cf74a15c-2dce-43aa-88fa-5f38837a9d44_medium.png?v=1720007094)
HD-NA-3610 | 36 x 10 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-3610
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![iO HVAC Controls HD-NA-3418 34 x 18 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_8875e266-b674-43d5-978b-f9a7e8006241_medium.png?v=1720007090)
HD-NA-3418 | 34 x 18 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-3418
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![iO HVAC Controls HD-NA-3408 34 x 08 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_03febbc7-93a9-4910-acaf-1a9922977321_medium.png?v=1719992332)
HD-NA-3408 | 34 x 08 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-3408
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![iO HVAC Controls HD-NA-2408 24 x 08 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_c4bb4424-6ae6-4aeb-89b0-345adb3fce90_medium.png?v=1720007090)
HD-NA-2408 | 24 x 08 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2408
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![iO HVAC Controls HD-NA-1808 18 x 08 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_ebf0b7ad-91ea-4673-b4bc-3a0c5e82f801_medium.png?v=1720007089)
HD-NA-1808 | 18 x 08 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-1808
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![iO HVAC Controls HD-NA-2414 24 x 14 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_323b4ba1-be33-4610-b822-de3fd2d8c2d1_medium.png?v=1720007089)
HD-NA-2414 | 24 x 14 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2414
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![iO HVAC Controls HD-NA-2016 20 x 16 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_8413faa5-afdb-41ea-b3b5-5cad15499e82_medium.png?v=1720007090)
HD-NA-2016 | 20 x 16 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2016
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![iO HVAC Controls HD-NA-2206 22 x 06 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_b679eaca-bd96-4492-aaf7-8b2e408de93b_medium.png?v=1719992331)
HD-NA-2206 | 22 x 06 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2206
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![iO HVAC Controls HD-NA-2014 20 x 14 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_4452dc9d-fdc0-4596-8ebd-7a38007135b0_medium.png?v=1719992332)
HD-NA-2014 | 20 x 14 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2014
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![iO HVAC Controls MBD-1410-BM Manual Rectangular 14 x 10 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/balancing_damper_rect_e1b1c542-704b-4899-bd61-afdda686e54e_medium.jpg?v=1720007090)
MBD-1410-BM | Manual Rectangular 14 x 10 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1410-BM
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![iO HVAC Controls HD-NA-2012 20 x 12 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_a3b3cb44-4a2f-4911-a484-92dc91571d52_medium.png?v=1720007089)
HD-NA-2012 | 20 x 12 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2012
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![iO HVAC Controls HD-NA-2220 22 x 20 Two-Position Zone Damper -No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_4892820f-b345-40a1-a32f-288351ed2c33_medium.png?v=1719992332)
HD-NA-2220 | 22 x 20 Two-Position Zone Damper -No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2220
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![iO HVAC Controls HD-NA-2208 22 x 08 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_ddbbfadc-824a-4f11-88ac-fa9e779920a2_medium.png?v=1719992328)
HD-NA-2208 | 22 x 08 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2208
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![iO HVAC Controls HD-NA-1208 12 x 08 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_cb09243d-f9a5-4f22-8ca0-779639f10a38_medium.png?v=1719992327)
HD-NA-1208 | 12 x 08 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-1208
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![iO HVAC Controls HD-NA-2214 22 x 14 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_423a1dcd-270a-435c-a49c-e089b64da4fd_medium.png?v=1719992327)
HD-NA-2214 | 22 x 14 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-2214
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![iO HVAC Controls HD-NA-1812 18 x 12 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_4e270c9e-6db0-4adb-b7b0-6883ee714820_medium.png?v=1719992327)
HD-NA-1812 | 18 x 12 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-1812
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![iO HVAC Controls HD-NA-1614 16 x 14 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_131b17a5-9bdc-42f8-9243-d8a437bc17c6_medium.png?v=1719992327)
HD-NA-1614 | 16 x 14 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-1614
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![iO HVAC Controls HD-NA-3608 36 x 08 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_0c8574df-8e54-47ec-a4f3-d9e59aab4aae_medium.png?v=1719992323)
HD-NA-3608 | 36 x 08 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-3608
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![iO HVAC Controls HD-NA-3026 30 x 26 Two-Position Zone Damper-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_bf6b4bd8-856c-41b3-939e-ca8b1bfef018_medium.png?v=1719992323)
HD-NA-3026 | 30 x 26 Two-Position Zone Damper-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-NA-3026
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