Dampers (hidden without zone panels) Round Shape
Zone dampers for HVAC systems without zone control panels. Order Individual 24V motorized dampers for creating HVAC zones today at Blackhawk Supply.
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![iO HVAC Controls EB-14 Electronic 14" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XX_6b8b080b-a5f3-4f77-b6b7-75893ca14f8b_medium.jpg?v=1708912437)
EB-14 | Electronic 14" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-14
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![iO HVAC Controls EB-12 Electronic 12" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XX_abcea1be-ec9b-41fd-babb-eee7b473225d_medium.jpg?v=1708912437)
EB-12 | Electronic 12" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-12
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![iO HVAC Controls EB-10 Electronic 10" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XX_88fd1cb4-dabe-4c54-8362-978d8480b50b_medium.jpg?v=1708912492)
EB-10 | Electronic 10" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-10
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![iO HVAC Controls EB-09 Electronic 9" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XXXX_deb212b9-493d-44bc-b6b8-074e0baaa253_medium.jpg?v=1708912428)
EB-09 | Electronic 9" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-09
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![iO HVAC Controls EB-08 Electronic 8" Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-EB-XX_ddd9e907-b69c-4f28-896a-6b5f3d491ec3_medium.jpg?v=1708912488)
EB-08 | Electronic 8" Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-08
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![iO HVAC Controls D-Z1-18 Zone One 18" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_c5fe9f2e-dde4-4dc7-b19d-ce5691ca617b_medium.jpg?v=1708912511)
D-Z1-18 | Zone One 18" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-18
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![iO HVAC Controls D-Z1-16 Zone One 16" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_f88169e6-c530-47f1-b000-4c2f3dfa0fbb_medium.jpg?v=1708912487)
D-Z1-16 | Zone One 16" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-16
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![iO HVAC Controls D-Z1-14 Zone One 14" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_f3e2e4c6-fc00-4ca1-b9cd-5b1c8b2df469_medium.jpg?v=1708912383)
D-Z1-14 | Zone One 14" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-14
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![iO HVAC Controls D-Z1-12 Zone One 12" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_676e779a-fcb7-4fdd-ab84-bacb07273f00_medium.jpg?v=1708912406)
D-Z1-12 | Zone One 12" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-12
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![iO HVAC Controls D-Z1-09 Zone One 9" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_6bd86a06-f7b3-41a9-aafa-16648de98266_medium.jpg?v=1708912419)
D-Z1-09 | Zone One 9" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-09
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![iO HVAC Controls D-Z1-08 Zone One 8" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_d1ce7559-70f6-426f-b6f8-02d1bff890a9_medium.jpg?v=1708912370)
D-Z1-08 | Zone One 8" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-08
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![iO HVAC Controls D-Z1-07 Zone One 7" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_eef8cf72-d134-4c0c-849e-5207443af37c_medium.jpg?v=1708912419)
D-Z1-07 | Zone One 7" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-07
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![iO HVAC Controls D-Z1-06 Zone One 6" Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-DZ-XX_web_525ceeb8-0980-4266-a26c-0a0d6072788d_medium.jpg?v=1708912415)
D-Z1-06 | Zone One 6" Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-06
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![iO HVAC Controls D-18-PO Round 18" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_eb95b627-c08d-4e81-bc82-2acbdb74ee4d_medium.jpg?v=1715804844)
D-18-PO | Round 18" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-18-PO
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![iO HVAC Controls D-16-PO Round 16" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_b523174b-a9dd-4c47-9a47-232dfcf20295_medium.jpg?v=1715804842)
D-16-PO | Round 16" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-16-PO
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![iO HVAC Controls D-14-PO Round 14" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_7f881e7f-1e8a-4127-8743-e87dc4e68aed_medium.jpg?v=1715804842)
D-14-PO | Round 14" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-14-PO
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![iO HVAC Controls D-12-PO Round 12" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_bff6b7a4-e71c-41c6-aa69-6245a8f5b557_medium.jpg?v=1715804864)
D-12-PO | Round 12" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-12-PO
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![iO HVAC Controls D-10-PO Round 10" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_e3180616-066f-499c-981a-843f12e6c870_medium.jpg?v=1715804844)
D-10-PO | Round 10" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-10-PO
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![iO HVAC Controls D-09-PO Round 9" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_1eb53cd7-a882-42ce-aeea-35c938e9b2c5_medium.jpg?v=1715804863)
D-09-PO | Round 9" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-09-PO
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![iO HVAC Controls D-08-PO Round 8" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_3bc7bddb-e07d-4e96-bf01-6961e35cb142_medium.jpg?v=1715804874)
D-08-PO | Round 8" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-08-PO
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![iO HVAC Controls D-07-PO Round 7" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_a6c9a7dc-448d-4e14-918f-5ab49d700618_medium.jpg?v=1715804853)
D-07-PO | Round 7" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-07-PO
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![iO HVAC Controls D-06-PO Round 6" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_f1361e1d-f4b4-4df7-b280-b0cfaf71b93d_medium.jpg?v=1715804864)
D-06-PO | Round 6" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-06-PO
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![iO HVAC Controls D-04-PO Round 4" Fresh Air Damper, 24V, PO/SC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_ec942d5b-41db-4cd6-aae0-3a18b71cd765_medium.jpg?v=1715804874)
D-04-PO | Round 4" Fresh Air Damper, 24V, PO / SC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-04-PO
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![iO HVAC Controls D-18 Round 18" Zone Damper, 2 Wire,24V, PC/SO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DXX_e04f1533-5494-4c64-9270-93f9fc5683c7_medium.jpg?v=1715804864)
D-18 | Round 18" Zone Damper, 2 Wire, 24V, PC / SO | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-18
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