Round motorized dampers iO HVAC Controls
Round motorized dampers for HVAC systems. For automated control of airflow in round ductwork. Actuator-driven butterfly or louvered dampers available, shop now!
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![iO HVAC Controls RBD-06 6" Retro Boot Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RBD-06_485eb2fa-a13e-4510-b04c-7671b6f4d8c2_medium.jpg?v=1708912692)
RBD-06 | 6" Retro Boot Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RBD-06
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![iO HVAC Controls MD-08 MD Series 8" Round (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_d944a1dc-c347-4b78-b326-499be59c6021_medium.jpg?v=1708912640)
MD-08 | MD Series 8" Round (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-08
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![iO HVAC Controls MD-12 MD Series 12 Round 3 Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_82922b0d-e3c9-41c4-83b3-274c99cd3897_medium.jpg?v=1708912738)
MD-12 | MD Series 12 Round 3 Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-12
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![iO HVAC Controls MD-10 MD Series 10" Round 3 Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_d27316a9-a953-4002-b6f9-ac9348fc2239_medium.jpg?v=1708912746)
MD-10 | MD Series 10" Round 3 Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-10
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![iO HVAC Controls MD-06 MD Series 6" Round (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_262c14f1-e375-4497-ab51-9913f6d73562_medium.jpg?v=1708912734)
MD-06 | MD Series 6" Round (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-06
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![iO HVAC Controls EB-18 Electronic 18" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XX_5f3444df-8e7a-4d03-8ea1-f011d69fa77c_medium.jpg?v=1708912460)
EB-18 | Electronic 18" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-18
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![iO HVAC Controls RBD-08 8" Retro Boot Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RBD-08_a068d99f-c9af-4781-8e30-74a694dc6a0b_medium.jpg?v=1708912724)
RBD-08 | 8" Retro Boot Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RBD-08
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![iO HVAC Controls MD-16 MD Series 16" Round 3 Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_5fa06f83-e8ac-4a99-8246-4452234ce5ca_medium.jpg?v=1708912649)
MD-16 | MD Series 16" Round 3 Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-16
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![iO HVAC Controls RM-12 Rheem 12" Round Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRound_7edcd729-44db-4986-b0fd-688c6e4132dd_medium.jpg?v=1708912657)
RM-12 | Rheem 12" Round Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-12
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![iO HVAC Controls RM-08 Rheem 8" Round Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRound_1826e354-c033-410b-870e-07afa382b5be_medium.jpg?v=1708912640)
RM-08 | Rheem 8" Round Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-08
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![iO HVAC Controls TD-12 Trane 12" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-TDXX_dec83a41-a30e-4ad3-85c0-e0091b0052f1_medium.jpg?v=1708912763)
TD-12 | Trane 12" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: TD-12
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![iO HVAC Controls TD-10 Trane 10" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-TDXX_1c42df0e-6149-494a-aad9-791446e2effe_medium.jpg?v=1708912761)
TD-10 | Trane 10" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: TD-10
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![iO HVAC Controls MD-14 MD Series 14" Round 3 Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_163d027d-f510-44ae-80a0-e9e15c1c2f5f_medium.jpg?v=1708912719)
MD-14 | MD Series 14" Round 3 Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-14
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![iO HVAC Controls EB-20 Electronic 20" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XX_759bb5c4-1ac1-4583-bab0-5c965c3bf402_medium.jpg?v=1708912479)
EB-20 | Electronic 20" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-20
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![iO HVAC Controls CD-08 Carrier 8" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXX_de1e0d6d-e519-4ddc-be91-bf121db39895_medium.jpg?v=1708912344)
CD-08 | Carrier 8" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-08
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![iO HVAC Controls CD-06 Carrier 6" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-CDXX_18d2f76e-4044-4419-a878-0c2a83b4a551_medium.jpg?v=1708912348)
CD-06 | Carrier 6" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-06
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![iO HVAC Controls RM-16 Rheem 16" Round Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRound_bc5321ae-8109-47c9-9d30-a9d0af58c964_medium.jpg?v=1708912678)
RM-16 | Rheem 16" Round Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-16
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![iO HVAC Controls RM-14 Rheem 14" Round Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRound_medium.jpg?v=1708912719)
RM-14 | Rheem 14" Round Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-14
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![iO HVAC Controls RM-10 Rheem 10" Round Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRound_0781df02-98c4-430f-9bf1-c9ace0ee4f30_medium.jpg?v=1708912678)
RM-10 | Rheem 10" Round Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-10
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![iO HVAC Controls RM-06 Rheem 6" Round Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRound_6db4b84f-99ba-4eb3-8e09-04982434d4f0_medium.jpg?v=1708912743)
RM-06 | Rheem 6" Round Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-06
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![iO HVAC Controls RM-05 Rheem 5" Round Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RheemRound_738808e8-8c41-4fbd-b6e2-655584fe2303_medium.jpg?v=1708912627)
RM-05 | Rheem 5" Round Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-05
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![iO HVAC Controls TD-20 Trane 20" Round Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-TDXX_8ab0f3f7-7944-4352-a6eb-f0a590466bc6_medium.jpg?v=1708912768)
TD-20 | Trane 20" Round Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: TD-20
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![iO HVAC Controls RD-10 Round 10" Retro Damper, 3 wire actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-RD_b77e111b-b060-4de7-942c-024cae628643_medium.jpg?v=1708912636)
RD-10 | Round 10" Retro Damper, 3 wire actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RD-10
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![iO HVAC Controls RD-07 Round 7" Retro Damper, 3 wire actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-RD_e07cb83e-0936-4444-9886-3d2a444477d2_medium.jpg?v=1708912724)
RD-07 | Round 7" Retro Damper, 3 wire actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RD-07
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