Zone dampers Rectangular dampers Type
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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 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-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-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 D-Z1-1806 18 x 06 Two-Position Zone One Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DZ-XXXX_web_9d51bdbd-48e2-4d38-b2de-cce274d796fa_medium.jpg?v=1719992196)
D-Z1-1806 | 18 x 06 Two-Position Zone One Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1806
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![iO HVAC Controls HD-2006-BM Rectangular 20 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_ed6d6ff0-a256-4f2d-9240-b06709089249_medium.jpg?v=1719992196)
HD-2006-BM | Rectangular 20 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2006-BM
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![iO HVAC Controls HD-2014 Rectangular 20 x 14 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_bcd1ae21-b5e4-4398-b605-feb0daa0dec4_medium.jpg?v=1719992196)
HD-2014 | Rectangular 20 x 14 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2014
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![iO HVAC Controls HD-2608 Rectangular 26 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_984051c4-e480-49fe-a397-bef22540ece1_medium.jpg?v=1719992195)
HD-2608 | Rectangular 26 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2608
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![iO HVAC Controls HD-3610-BM 36 x 10 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_ed611c36-0e72-4a02-8699-07a72da1f875_medium.jpg?v=1719992192)
HD-3610-BM | 36 x 10 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3610-BM
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![iO HVAC Controls HD-3214 Rectangular 32 x 14 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_73fb4da0-49db-45ff-8c6d-b11c610d4423_medium.jpg?v=1719992195)
HD-3214 | Rectangular 32 x 14 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3214
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![iO HVAC Controls HD-3024 Rectangular 30 x 24 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_e1c01a41-d836-4a87-9935-e7f1956c1838_medium.jpg?v=1719992191)
HD-3024 | Rectangular 30 x 24 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3024
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![iO HVAC Controls HD-1608 Rectangular 16 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c118dde2-1057-4a70-bf2d-8a8459bf6409_medium.jpg?v=1719992191)
HD-1608 | Rectangular 16 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1608
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![iO HVAC Controls HD-0606 Rectangular 06 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_3656b7c3-343a-4448-8b0d-452a3d90f79c_medium.jpg?v=1719992191)
HD-0606 | Rectangular 06 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-0606
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![iO HVAC Controls HD-1612 Rectangular 16 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c7668edc-20cf-48d6-9bea-021f5d393fe1_medium.jpg?v=1719992191)
HD-1612 | Rectangular 16 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1612
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![iO HVAC Controls HD-2220-BM Rectangular 22 x 20 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_ee9d1dae-40be-4b63-8f7b-dc1b11aca741_medium.jpg?v=1719992191)
HD-2220-BM | Rectangular 22 x 20 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2220-BM
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![iO HVAC Controls HD-1210 Rectangular 12 x 10 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_76f45dd6-4076-4ead-9e18-93e62c8defb3_medium.jpg?v=1719992191)
HD-1210 | Rectangular 12 x 10 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1210
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![iO HVAC Controls HD-2408-PO 24 x 08 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_be13ce16-4b73-44d5-92c7-7cc57c73fe7a_medium.jpg?v=1719992191)
HD-2408-PO | 24 x 08 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2408-PO
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![iO HVAC Controls HD-3208-BM Rectangular 32 x 08 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_6979bd14-5c75-4686-98ba-7f6519c3725f_medium.jpg?v=1719992191)
HD-3208-BM | Rectangular 32 x 08 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3208-BM
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![iO HVAC Controls HD-2810-BM Rectangular 28 x 10 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f816f514-72e6-4811-a63e-127459bbebbc_medium.jpg?v=1719992186)
HD-2810-BM | Rectangular 28 x 10 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2810-BM
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![iO HVAC Controls HD-3606-BM Rectangular 36 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c9323e3c-046c-4075-af05-8900c234bdc6_medium.jpg?v=1719992186)
HD-3606-BM | Rectangular 36 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3606-BM
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![iO HVAC Controls HD-3624 Rectangular 36 x 24 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_ad622f5e-76a1-462f-a464-94cd23a7e279_medium.jpg?v=1719992186)
HD-3624 | Rectangular 36 x 24 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3624
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