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I/O HVAC controls and building automation systems for controlling HVAC equipment and integrating it with building management systems. Order now at Blackhawk Supply.
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![iO HVAC Controls EB-2220 Electronic 22 x 20 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_2c4f1be3-0501-4153-b989-d49dd39d8f21_medium.jpg?v=1719992186)
EB-2220 | Electronic 22 x 20 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-2220
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![iO HVAC Controls EB-2018 Electronic 20 18 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_f644a230-fdf4-41ac-a8b1-5981348d4fa3_medium.jpg?v=1719992211)
EB-2018 | Electronic 20 18 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-2018
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![iO HVAC Controls EB-2012 Electronic 20 x 12 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_medium.jpg?v=1719992155)
EB-2012 | Electronic 20 x 12 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-2012
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![iO HVAC Controls EB-16 Electronic 16" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XX_2b31e57d-14d9-4f87-9c68-d0dc91da2b68_medium.jpg?v=1719992211)
EB-16 | Electronic 16" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-16
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![iO HVAC Controls EB-1412 Electronic 14 x 12 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_89eb934a-530f-41dc-ab10-a05b23029a89_medium.jpg?v=1719992181)
EB-1412 | Electronic 14 x 12 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-1412
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![iO HVAC Controls EB-1212 Electronic 12 x 12 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_3abe391d-7ba9-40d2-94d9-5bb8dcc830a6_medium.jpg?v=1719992237)
EB-1212 | Electronic 12 x 12 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-1212
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![iO HVAC Controls CRD-06 Carrier Compatible 6" Retro Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CRDXX_208fc2f0-c018-412e-8092-7c79b19fd19a_medium.jpg?v=1719992112)
CRD-06 | Carrier Compatible 6" Retro Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CRD-06
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![iO HVAC Controls CD-3620 Carrier 36 x 20 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_087653e7-fb88-4f64-bd65-fe06656f7c93_medium.jpg?v=1719992131)
CD-3620 | Carrier 36 x 20 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-3620
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![iO HVAC Controls CD-3618 Carrier 36 x 18 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_2f64b4f2-1f8d-4c9b-8b00-72e94a78acf2_medium.jpg?v=1719992106)
CD-3618 | Carrier 36 x 18 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-3618
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![iO HVAC Controls CD-3616 Carrier 36 x 16 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_4757939a-3759-48af-893e-6d5035fda656_medium.jpg?v=1719992116)
CD-3616 | Carrier 36 x 16 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-3616
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![iO HVAC Controls CD-3418 Carrier 34 x 18 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_d8551db7-982f-4012-9e14-8ef9049efac2_medium.jpg?v=1719992132)
CD-3418 | Carrier 34 x 18 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-3418
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![iO HVAC Controls CD-2424 Carrier 24 x 24 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_75e68250-5b80-4a46-9361-3862cab3c299_medium.jpg?v=1719992155)
CD-2424 | Carrier 24 x 24 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2424
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![iO HVAC Controls CD-2412 Carrier 24 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_24b547f6-de2f-45c0-8807-c0d064039b4e_medium.jpg?v=1719992100)
CD-2412 | Carrier 24 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2412
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![iO HVAC Controls CD-2012-BM Carrier 20 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_2052e750-5ad7-462e-b635-3680e0e70be2_medium.jpg?v=1719992090)
CD-2012-BM | Carrier 20 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2012-BM
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![iO HVAC Controls CD-2010 Carrier 20 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_a9edc547-db85-4aa9-8039-7583597d5f04_medium.jpg?v=1719992080)
CD-2010 | Carrier 20 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-2010
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![iO HVAC Controls CD-1610 Carrier 16 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_ef92a751-40ed-44c5-878c-3a1259853007_medium.jpg?v=1719992095)
CD-1610 | Carrier 16 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1610
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![iO HVAC Controls CD-14 Carrier 14" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXX_a135da05-c560-4d2b-8c24-eb2babc65c51_medium.jpg?v=1708912365)
CD-14 | Carrier 14" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-14
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![iO HVAC Controls CD-1210-BM Carrier 12 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_b8957854-68c2-4634-a54f-388b9a8cf89f_medium.jpg?v=1719992106)
CD-1210-BM | Carrier 12 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1210-BM
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![iO HVAC Controls CD-1210 Carrier 12 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_9bff2b68-f348-408a-b24d-42a3d38e2d18_medium.jpg?v=1719992151)
CD-1210 | Carrier 12 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1210
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![iO HVAC Controls CD-12 Carrier 12" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXX_6daa429f-2574-4fbc-be9b-7bb40ea1cca4_medium.jpg?v=1708912357)
CD-12 | Carrier 12" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-12
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![iO HVAC Controls CD-10 Carrier 10" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXX_f60439fd-3e3e-4c80-8e7f-435a3207871f_medium.jpg?v=1708912348)
CD-10 | Carrier 10" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-10
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![iO HVAC Controls CD-0806-BM Carrier 8" x 6" Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_20df086e-6923-4e73-bfc0-03cf875c5661_medium.jpg?v=1719992075)
CD-0806-BM | Carrier 8" x 6" Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-0806-BM
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![iO HVAC Controls CD-07 Carrier 7" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXX_1387da1b-e43d-4565-a115-d0dfc5f5570e_medium.jpg?v=1708912362)
CD-07 | Carrier 7" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-07
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![iO HVAC Controls CD-05 Carrier5" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXX_1bbf8a72-b324-460e-addc-68372a5bc578_medium.jpg?v=1708912348)
CD-05 | Carrier5" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-05
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