zone dampers
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![iO HVAC Controls HD-1008 Rectangular 10 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c1ce1b2b-38f2-4fd8-9e15-33e7f6796cda_medium.jpg?v=1719992215)
HD-1008 | Rectangular 10 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1008
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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_d4ab2c6d-f37f-4da3-822f-7d53ba15a1ad_medium.jpg?v=1719992211)
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-2214 Electronic 22 x 14 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_0bfd970a-cbdd-4b2f-ad69-2790c6e19b37_medium.jpg?v=1719992211)
EB-2214 | Electronic 22 x 14 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-2214
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![iO HVAC Controls HD-2618-BM Rectangular 26 x 18 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_cd34ffad-ff5c-4d24-858e-b9e4f109c960_medium.jpg?v=1719992212)
HD-2618-BM | Rectangular 26 x 18 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2618-BM
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![iO HVAC Controls D-Z1-3410-BM 34 x 10 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DZ-XXXX_web_b5b19665-e78f-4a64-98e8-5c8993285b58_medium.jpg?v=1719992211)
D-Z1-3410-BM | 34 x 10 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-3410-BM
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![iO HVAC Controls HD-2422 Rectangular 24 x 22 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_2d47dc7e-b547-4e84-9e33-f822352fea95_medium.jpg?v=1719992211)
HD-2422 | Rectangular 24 x 22 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2422
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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_8e6c8cc5-0f55-4f25-89e3-6d39a4e058e0_medium.jpg?v=1719992210)
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-1608-PO 16 x 08 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f35ad1d5-10ea-411d-9b74-a1a4ab15e199_medium.jpg?v=1719992206)
HD-1608-PO | 16 x 08 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1608-PO
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![iO HVAC Controls HD-2012-BM Rectangular 20 x 12 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_aea3177b-707c-48e6-86c5-5925bc8e1edd_medium.jpg?v=1719992207)
HD-2012-BM | Rectangular 20 x 12 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2012-BM
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![iO HVAC Controls HD-2014-BM Rectangular 20 x 14 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_00788656-5942-482c-87b3-164e6b2553c8_medium.jpg?v=1719992207)
HD-2014-BM | Rectangular 20 x 14 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2014-BM
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![iO HVAC Controls HD-2614 Rectangular 26 x 14 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_be90eb2d-833b-44fa-b621-3af0f169087f_medium.jpg?v=1719992206)
HD-2614 | Rectangular 26 x 14 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2614
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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_fc5ac0df-5c8c-4a07-a99e-ee06c13aca3a_medium.jpg?v=1719992206)
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 EB-2414 Electronic 24 x 14 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_b3dd3572-e378-44cb-88b6-81280f92b256_medium.jpg?v=1719992206)
EB-2414 | Electronic 24 x 14 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-2414
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![iO HVAC Controls HD-2214-BM Rectangular 22 x 14 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_e7878700-a019-4c52-9e38-b904a5d0b5e0_medium.jpg?v=1719992206)
HD-2214-BM | Rectangular 22 x 14 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2214-BM
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![iO HVAC Controls HD-BM-NA-2220 22 x 20 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_e4460069-4b7c-442b-94b9-eee441fd8574_medium.png?v=1719992206)
HD-BM-NA-2220 | 22 x 20 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2220
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![iO HVAC Controls HD-2621 26 x 21 Two-Position Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_e73a854d-2f66-4178-81e0-9f0e3fc5e26e_medium.jpg?v=1719992202)
HD-2621 | 26 x 21 Two-Position Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2621
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![iO HVAC Controls HD-3008-BM Rectangular 30 x 08 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c5e769a3-607e-4421-afaa-923d35a92a5c_medium.jpg?v=1719992202)
HD-3008-BM | Rectangular 30 x 08 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3008-BM
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![iO HVAC Controls HD-2416 Rectangular 24 x 16 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_057edb14-4645-49c8-9a00-9519dbf2ac44_medium.jpg?v=1719992201)
HD-2416 | Rectangular 24 x 16 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2416
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![iO HVAC Controls HD-2412-BM Rectangular 24 x 12 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_4392a696-731a-4ad5-9e3c-8de57e26ad99_medium.jpg?v=1719992201)
HD-2412-BM | Rectangular 24 x 12 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2412-BM
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![iO HVAC Controls HD-2014-PO 20 x 14 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_50863b26-45dd-46a1-af26-dc4920291794_medium.jpg?v=1719992201)
HD-2014-PO | 20 x 14 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2014-PO
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![iO HVAC Controls HD-1614-BM-PO 16 x 14 Two-Position Zone Damper - Bottom Mount - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-XXXX-BM_9a957c98-d64f-42aa-9626-4d670d036479_medium.jpg?v=1719992196)
HD-1614-BM-PO | 16 x 14 Two-Position Zone Damper - Bottom Mount - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1614-BM-PO
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![iO HVAC Controls HD-3212-BM Rectangular 32 x 12 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_3f9c5302-0db3-405b-a01f-d9c3e14d68e8_medium.jpg?v=1719992196)
HD-3212-BM | Rectangular 32 x 12 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3212-BM
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![iO HVAC Controls HD-2818-PO 28 x 18 Rectangular Two-Position Zone Damper - 2 Wire Actuator- Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-XXXX_4cb96dc7-c4af-46e2-bbef-c8bec7a94c5a_medium.jpg?v=1719992201)
HD-2818-PO | 28 x 18 Rectangular Two-Position Zone Damper - 2 Wire Actuator- Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2818-PO
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![iO HVAC Controls HD-2210-BM-PO 22 x 10 Two-Position Zone Damper - Bottom Mount - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_cead42a9-ebfe-4d7c-868b-dbf684ddf327_medium.jpg?v=1719992196)
HD-2210-BM-PO | 22 x 10 Two-Position Zone Damper - Bottom Mount - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2210-BM-PO
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