Io hvac controls Rectangular Shape
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 MD-3020-BM 30" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_ad458c72-004c-4d0a-b7f8-6f349e8e25b4_medium.jpg?v=1708912739)
MD-3020-BM | 30" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-3020-BM
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![iO HVAC Controls MD-2822 28" x 22" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_5a585c6d-428b-4845-9d66-ba3f3b2d983b_medium.jpg?v=1708912706)
MD-2822 | 28" x 22" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2822
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![iO HVAC Controls MD-2820-BM 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_fc6c73fa-a483-4e3f-b095-a2dfd54f6df4_medium.jpg?v=1708912688)
MD-2820-BM | 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2820-BM
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![iO HVAC Controls MD-2624 26 x 24 Rectangular Two-Position Zone Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_c2508404-3c01-40a4-9bfc-43e686e75f8a_medium.jpg?v=1708912738)
MD-2624 | 26 x 24 Rectangular Two-Position Zone Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2624
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![iO HVAC Controls MBD-07 iO HVAC Controls Manual Balancing Damper 7 Round with locking quad | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/MBD-07_medium.jpg?v=1708912617)
MBD-07 | iO HVAC Controls Manual Balancing Damper 7 Round with locking quad | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-07
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![iO HVAC Controls HD-3614-NA 36 x 14 Rectangular Two-Position Zone Damper - No Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_60f78a19-40a5-427d-9ee5-1b9ebada436e_medium.jpg?v=1715804903)
HD-3614-NA | 36 x 14 Rectangular Two-Position Zone Damper - No Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3614-NA
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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_7f702e90-694d-409a-b188-2a2b1c07e97f_medium.jpg?v=1715804912)
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-3022-PO 30 x 22 Rectangular Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_9e8133de-2df4-42c4-8f48-4612af08f445_medium.jpg?v=1715804953)
HD-3022-PO | 30 x 22 Rectangular Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3022-PO
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![iO HVAC Controls HD-3020-PO 30 x 20 Two-Position Zone Damper Powered Open/Spring Closed | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_351ff66a-e62e-4851-af57-a6cda58433f6_medium.jpg?v=1715804961)
HD-3020-PO | 30 x 20 Two-Position Zone Damper Powered Open / Spring Closed | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3020-PO
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![iO HVAC Controls HD-3018 30 x 18 Rectangular Two-Position Zone Damper - 2 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_e04b0728-8e42-4fea-bf93-2c021f870839_medium.jpg?v=1715804917)
HD-3018 | 30 x 18 Rectangular Two-Position Zone Damper - 2 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3018
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![iO HVAC Controls HD-3012-PO 30 x 12 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_cf4541fb-1e6b-401c-b922-6346334c6925_medium.jpg?v=1715804954)
HD-3012-PO | 30 x 12 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3012-PO
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![iO HVAC Controls HD-2824 28 x 24 Rectangular Two-Position Zone Damper - 2 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_bb90c542-25eb-4808-930a-0c3e41bdd86b_medium.jpg?v=1715804931)
HD-2824 | 28 x 24 Rectangular Two-Position Zone Damper - 2 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2824
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![iO HVAC Controls HD-2820-BM 28 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_dd5edb59-f34d-4d83-abdc-7467c562272a_medium.jpg?v=1715804930)
HD-2820-BM | 28 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2820-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_689fe588-dece-4075-9a31-4fcd024e19b2_medium.jpg?v=1715804907)
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-2420-PO 24 x 20 Heavy-Duty Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_47ccc16d-7f17-4e11-a1ec-231f7e15b0d2_medium.jpg?v=1715804935)
HD-2420-PO | 24 x 20 Heavy-Duty Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2420-PO
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![iO HVAC Controls HD-2410-PO 24 x 10 Heavy-Duty Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_8975d159-fcfe-4f1d-a464-fc79b85f5697_medium.jpg?v=1715804893)
HD-2410-PO | 24 x 10 Heavy-Duty Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2410-PO
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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_9790c37b-34d5-4711-b83e-bf49113d6637_medium.jpg?v=1715804912)
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-2406 24 x 06 Rectangular Two-Position Zone Damper - 2 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_8a078bb1-9aed-4198-919e-7d6990c96718_medium.jpg?v=1715804931)
HD-2406 | 24 x 06 Rectangular Two-Position Zone Damper - 2 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2406
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![iO HVAC Controls HD-2220-PO 22 x 20 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_8484f1ef-171d-4ab0-b853-311b64c567f8_medium.jpg?v=1715804854)
HD-2220-PO | 22 x 20 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2220-PO
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![iO HVAC Controls HD-2216-BM 22 x 16 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_488b7ce5-392e-4a00-baac-bb7f5eb3c535_medium.jpg?v=1715804926)
HD-2216-BM | 22 x 16 Rectangular Two-Position Zone Damper - 2 Wire Actuator - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2216-BM
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![iO HVAC Controls HD-2020-PO 20 x 20 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c3cfd274-78a1-4733-904b-8864943e654c_medium.jpg?v=1715804884)
HD-2020-PO | 20 x 20 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2020-PO
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![iO HVAC Controls HD-2016-PO 20 x 16 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_a18264b9-18b1-4aa1-8110-057c7799541e_medium.jpg?v=1715804944)
HD-2016-PO | 20 x 16 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2016-PO
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![iO HVAC Controls HD-2012-PO 20 x 12 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_fae8f57c-214d-42c6-8880-cc34c459ca06_medium.jpg?v=1715804854)
HD-2012-PO | 20 x 12 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2012-PO
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![iO HVAC Controls HD-2008-PO 20 x 08 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f85fd7af-3c6b-4001-b6f0-1d680029c5c5_medium.jpg?v=1715804917)
HD-2008-PO | 20 x 08 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2008-PO
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