Io hvac controls Non-spring return Spring return
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 CD-1810-BM Carrier 18 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_b15bf8cd-0326-4294-af55-6e92c07d34e6_medium.jpg?v=1719992080)
CD-1810-BM | Carrier 18 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1810-BM
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![iO HVAC Controls CD-1810 Carrier 18 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_5fa2d264-4f4b-437a-bce4-04f4e9dd0bf6_medium.jpg?v=1719992081)
CD-1810 | Carrier 18 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1810
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![iO HVAC Controls CD-1808-BM Carrier 18 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_b13a337b-b258-48a7-a2cf-72033348bdb4_medium.jpg?v=1719992090)
CD-1808-BM | Carrier 18 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1808-BM
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![iO HVAC Controls CD-1808 Carrier 18 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_fe184765-e5ff-43ca-9db8-fd0b10a9b5c0_medium.jpg?v=1719992095)
CD-1808 | Carrier 18 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1808
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![iO HVAC Controls CD-1806-BM Carrier 18 x 06 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_a3dcaa23-e174-4770-a2df-611b508afc34_medium.jpg?v=1719992085)
CD-1806-BM | Carrier 18 x 06 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1806-BM
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![iO HVAC Controls CD-18 Carrier 18" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXX_medium.jpg?v=1719992086)
CD-18 | Carrier 18" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-18
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![iO HVAC Controls CD-1616 Carrier 16 x 16 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_0597f799-f866-44ff-ae3f-1ab15c46efc6_medium.jpg?v=1719992079)
CD-1616 | Carrier 16 x 16 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1616
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![iO HVAC Controls CD-1614-BM Carrier 16 x 14 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_7dafaa62-03e0-4aeb-95c6-aeadcf9c9523_medium.jpg?v=1719992090)
CD-1614-BM | Carrier 16 x 14 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1614-BM
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![iO HVAC Controls CD-1614 Carrier 16 x 14 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_b73e5b16-06a5-49c6-af2a-3ac33aaa42d5_medium.jpg?v=1719992076)
CD-1614 | Carrier 16 x 14 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1614
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![iO HVAC Controls CD-1612-BM Carrier 16 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_a656e890-a9a9-4a7e-ac0f-b471ba9b2234_medium.jpg?v=1719992090)
CD-1612-BM | Carrier 16 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1612-BM
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![iO HVAC Controls CD-1612 Carrier 16 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_d4986aff-b8c9-4df8-89b3-c2cc1292daa2_medium.jpg?v=1719992090)
CD-1612 | Carrier 16 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1612
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![iO HVAC Controls CD-1610-BM Carrier 16 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_a310a64f-33d4-435f-86df-887b64c3b552_medium.jpg?v=1719992090)
CD-1610-BM | Carrier 16 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1610-BM
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![iO HVAC Controls CD-1608 Carrier 16 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_fb8d55b4-9cde-42e8-ad22-ca8e5e619156_medium.jpg?v=1719992135)
CD-1608 | Carrier 16 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1608
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![iO HVAC Controls CD-1606-BM Carrier 16 x 06 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_3cfec08c-55ec-4e74-a269-6650a6b64572_medium.jpg?v=1719992131)
CD-1606-BM | Carrier 16 x 06 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1606-BM
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![iO HVAC Controls CD-1606 Carrier 16 x 06 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_d7583811-bf79-4a7e-a317-58141f4fd8be_medium.jpg?v=1719992085)
CD-1606 | Carrier 16 x 06 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1606
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![iO HVAC Controls CD-16 Carrier 16" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXX_e3991bac-4241-44ab-a932-a27cd7491415_medium.jpg?v=1719992151)
CD-16 | Carrier 16" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-16
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![iO HVAC Controls CD-1414 Carrier 14 x 14 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_8027479a-34d6-4317-b973-9ceecbdfc1c4_medium.jpg?v=1719992090)
CD-1414 | Carrier 14 x 14 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1414
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![iO HVAC Controls CD-1412-BM Carrier 14 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_dd0c1ca5-b5fb-47da-8afa-da500777f5d1_medium.jpg?v=1719992131)
CD-1412-BM | Carrier 14 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1412-BM
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![iO HVAC Controls CD-1412 Carrier 14 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_90a84a55-f2e8-4543-9fa5-5a96aa4a1977_medium.jpg?v=1719992085)
CD-1412 | Carrier 14 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1412
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![iO HVAC Controls CD-1410-BM Carrier 14 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_9c40a734-be63-4e38-bb5a-241d69139018_medium.jpg?v=1719992131)
CD-1410-BM | Carrier 14 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1410-BM
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![iO HVAC Controls CD-1410 Carrier 14 x 10 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_d59c3ab7-e0c2-4bf1-8b1d-0def88b705b7_medium.jpg?v=1719992085)
CD-1410 | Carrier 14 x 10 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1410
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![iO HVAC Controls CD-1408-BM Carrier 14 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_5a8211fb-3a9a-4f57-b4ff-5afe1f6c211a_medium.jpg?v=1719992095)
CD-1408-BM | Carrier 14 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1408-BM
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![iO HVAC Controls CD-1408 Carrier 14 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_1cfc6395-6bc3-4ce6-a8be-9dd10021d410_medium.jpg?v=1719992080)
CD-1408 | Carrier 14 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1408
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![iO HVAC Controls CD-1406-BM Carrier 14 x 06 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_1ae4c997-64c6-4e30-a085-cc63f1a8af16_medium.jpg?v=1719992085)
CD-1406-BM | Carrier 14 x 06 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1406-BM
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