zone dampers
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![iO HVAC Controls HD-1606-BM Rectangular 16 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_d235ec9f-86f9-4daf-af79-c54e15171c16_medium.jpg?v=1719992261)
HD-1606-BM | Rectangular 16 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1606-BM
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![iO HVAC Controls HD-2222 Rectangular 22 x 22 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f6d2520a-1f0a-4858-94bb-13f503d24404_medium.jpg?v=1719992261)
HD-2222 | Rectangular 22 x 22 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2222
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![iO HVAC Controls HD-1412 Rectangular 14 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_500707f1-092c-4a1f-b8a6-00d261a7b7d7_medium.jpg?v=1719992261)
HD-1412 | Rectangular 14 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1412
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![iO HVAC Controls HD-1806 Rectangular 18 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_6cf63ed8-c848-4591-85db-b582c159cf97_medium.jpg?v=1719992261)
HD-1806 | Rectangular 18 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1806
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![iO HVAC Controls HD-2606 Rectangular 26 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_a25d5c57-3469-4d31-a950-3fa496c15470_medium.jpg?v=1719992261)
HD-2606 | Rectangular 26 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2606
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![iO HVAC Controls HD-1410-PO 14 x 10 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_672f63a2-8cac-43a6-a837-af7d7051d461_medium.jpg?v=1719992257)
HD-1410-PO | 14 x 10 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1410-PO
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![iO HVAC Controls HD-1006-PO 10 x 06 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_a01bf7f3-8cbd-46d5-9c65-b203697ee1a6_medium.jpg?v=1719992257)
HD-1006-PO | 10 x 06 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1006-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_d7ac7d17-6e8d-4aa0-b8d3-aefc72a4a4ba_medium.jpg?v=1719992256)
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-1414-PO 14 x 14 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_a926c027-e8db-4745-bf62-a16638f015c9_medium.jpg?v=1719992256)
HD-1414-PO | 14 x 14 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1414-PO
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![iO HVAC Controls D-Z1-2208-BM 22 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DZ-XXXX_web_bbf20f28-582c-406c-b7b7-51f7d1b2c100_medium.jpg?v=1719992256)
D-Z1-2208-BM | 22 x 08 Two-Position Zone One Damper Assembly - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-2208-BM
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![iO HVAC Controls HD-2810 Rectangular 28 x 10 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_600d2fff-865a-439b-8def-fdae35afaf98_medium.jpg?v=1719992256)
HD-2810 | Rectangular 28 x 10 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2810
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![iO HVAC Controls HD-2012 Rectangular 20 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_62067798-3d5e-4b76-ad01-7c3a561aa3fe_medium.jpg?v=1719992257)
HD-2012 | Rectangular 20 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2012
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![iO HVAC Controls HD-BM-NA-3210 32 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_b723b1c1-d9bd-49fa-aa21-077f17de1dff_medium.png?v=1719992252)
HD-BM-NA-3210 | 32 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-3210
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![iO HVAC Controls HD-BM-NA-3220 32 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_a67a202f-3c22-4d11-bccc-2bdd4c938d6f_medium.png?v=1719992256)
HD-BM-NA-3220 | 32 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-3220
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![iO HVAC Controls HD-3606 Rectangular 36 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_0c534177-7f31-4de3-aa70-ee6e49d8093a_medium.jpg?v=1719992256)
HD-3606 | Rectangular 36 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3606
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![iO HVAC Controls HD-BM-NA-2808 28 x 08 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_84537b08-bf6e-41cb-acef-06733f485970_medium.png?v=1719992256)
HD-BM-NA-2808 | 28 x 08 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2808
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![iO HVAC Controls HD-BM-NA-3410 34 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_822266d0-3c28-4c6b-b42f-521ac0c8e45d_medium.png?v=1719992256)
HD-BM-NA-3410 | 34 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-3410
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![iO HVAC Controls HD-BM-NA-3010 30 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_c2640536-3e74-4e5b-9a0b-2ad0fdf9e6ed_medium.png?v=1719992252)
HD-BM-NA-3010 | 30 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-3010
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![iO HVAC Controls HD-2412-BM-PO 24x12 Two-Position Zone Damper - Bottom Mount - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-XXXX-BM_d335df22-5926-44fc-8969-12cc98a76fc2_medium.jpg?v=1719992252)
HD-2412-BM-PO | 24x12 Two-Position Zone Damper - Bottom Mount - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2412-BM-PO
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![iO HVAC Controls HD-BM-NA-2820 28 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_c82eb478-16f2-4234-bcff-bd2e15a3273c_medium.png?v=1719992256)
HD-BM-NA-2820 | 28 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-2820
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![iO HVAC Controls HD-2418-PO 24 x 18 Rectangular Two-Position Zone Damper - 2 Wire Actuator- Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-XXXX_785da018-5219-4e84-87b5-8c103272f9d1_medium.jpg?v=1719992251)
HD-2418-PO | 24 x 18 Rectangular Two-Position Zone Damper - 2 Wire Actuator- Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2418-PO
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![iO HVAC Controls HD-BM-NA-3018 30 x 18 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_5336d15e-62b6-4d19-8146-170fc1dd07b0_medium.png?v=1719992252)
HD-BM-NA-3018 | 30 x 18 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-3018
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![iO HVAC Controls HD-BM-NA-1814 18 x 14 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_d1e02a66-5869-476f-9e8e-490c5cc428eb_medium.png?v=1719992252)
HD-BM-NA-1814 | 18 x 14 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-1814
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![iO HVAC Controls HD-BM-NA-3014 30 x 14 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_5792927f-f615-40f1-8794-f81654a2cd16_medium.png?v=1719992251)
HD-BM-NA-3014 | 30 x 14 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-3014
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