Dampers (hidden without zone panels) Spring return (no) Spring return
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 HD-1812 Rectangular 18 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_3f486fb7-57fa-4d40-8501-c1fe86760f5b_medium.jpg?v=1715804962)
HD-1812 | Rectangular 18 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1812
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![iO HVAC Controls HD-1808 Rectangular 18 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_0291f07c-ca39-4b19-8b38-b3a0ad03cf8b_medium.jpg?v=1715804966)
HD-1808 | Rectangular 18 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1808
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![iO HVAC Controls HD-1806-BM Rectangular 18 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_8af7bbfd-64f6-467f-91a3-7d341894f3db_medium.jpg?v=1715804874)
HD-1806-BM | Rectangular 18 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1806-BM
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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_e17c7453-66b6-4486-9042-a23c434368d4_medium.jpg?v=1715804854)
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-1616 Rectangular 16 x 16 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_2e684f32-0974-4119-a173-1908a06fef10_medium.jpg?v=1715804934)
HD-1616 | Rectangular 16 x 16 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1616
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![iO HVAC Controls HD-1614-BM Rectangular 16 x 14 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_850ce9fb-6a3c-40fe-8d83-a1506755ff7d_medium.jpg?v=1715804902)
HD-1614-BM | Rectangular 16 x 14 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1614-BM
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![iO HVAC Controls HD-1614 Rectangular 16 x 14 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_73c2f746-421b-412c-a825-e15e0850fd25_medium.jpg?v=1715804898)
HD-1614 | Rectangular 16 x 14 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1614
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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_ccecf996-d162-493a-935f-47136d912f24_medium.jpg?v=1715804902)
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-1610 Rectangular 16 x 10 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f632104b-aa86-4c1a-b757-fdf3293e84de_medium.jpg?v=1715804893)
HD-1610 | Rectangular 16 x 10 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1610
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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_22ca6d0f-8c97-414b-9b2b-90544c351262_medium.jpg?v=1715804898)
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-1606-BM Rectangular 16 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_1a572801-04cf-4708-b531-972f1168e36a_medium.jpg?v=1715804874)
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-1412-BM Rectangular 14 x 12 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_2a71e7d0-dd53-401d-870d-5e3d9dee1ec9_medium.jpg?v=1715804944)
HD-1412-BM | Rectangular 14 x 12 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1412-BM
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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_2c1ccdfa-2590-4d40-b283-aa370aec1948_medium.jpg?v=1715804948)
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-1408 Rectangular 14 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f5391ed4-6cd2-4bfd-9a88-155100163f39_medium.jpg?v=1715804926)
HD-1408 | Rectangular 14 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1408
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![iO HVAC Controls HD-1406-BM Rectangular 14 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_14dbbe65-7435-44e4-ad3b-e073bf589d1c_medium.jpg?v=1715804885)
HD-1406-BM | Rectangular 14 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1406-BM
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![iO HVAC Controls HD-1212 Rectangular 12 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_4670de95-82aa-4a0d-8490-e881c39f0376_medium.jpg?v=1715804917)
HD-1212 | Rectangular 12 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1212
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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_cc72bd13-cd55-44b4-b5ef-e6f980798a32_medium.jpg?v=1715804899)
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-1208 Rectangular 12 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_3d5e013e-76a2-4d79-b0df-5548cd72b415_medium.jpg?v=1715804935)
HD-1208 | Rectangular 12 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1208
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![iO HVAC Controls HD-1206-BM Rectangular 12 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_8238d376-e3bd-43fd-93df-7c59878fb86f_medium.jpg?v=1715804940)
HD-1206-BM | Rectangular 12 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1206-BM
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![iO HVAC Controls HD-1206 Rectangular 12 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_bac1973b-e39c-4aa2-9313-0227ebe46ef4_medium.jpg?v=1715804936)
HD-1206 | Rectangular 12 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1206
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![iO HVAC Controls HD-1008 Rectangular 10 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_5b47e864-ed16-4875-bdca-e5c6ea61c0f6_medium.jpg?v=1715804912)
HD-1008 | Rectangular 10 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1008
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![iO HVAC Controls HD-1006-BM Rectangular 10 x 06 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_8999c9b6-30ae-4e98-9538-91534f910cc5_medium.jpg?v=1715804884)
HD-1006-BM | Rectangular 10 x 06 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1006-BM
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![iO HVAC Controls HD-1006 Rectangular 10 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_3967cdfb-0eec-47e3-b9d4-778646557868_medium.jpg?v=1715804939)
HD-1006 | Rectangular 10 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1006
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![iO HVAC Controls HD-0806 Rectangular 08 x 06 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_fae1a124-1e3c-421d-9f71-e93faaa26287_medium.jpg?v=1715804926)
HD-0806 | Rectangular 08 x 06 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-0806
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