dampers (hidden without zone panels)
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-BM-NA-2608 26 x 08 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_ecb89645-37bc-438a-b943-d855fb3dea2b_medium.png?v=1708912516)
HD-BM-NA-2608 | 26 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-2608
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![iO HVAC Controls HD-BM-NA-2606 26 x 06 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_b4fb8636-2ee3-4337-a540-038bb23d21c4_medium.png?v=1708912493)
HD-BM-NA-2606 | 26 x 06 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2606
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![iO HVAC Controls HD-BM-NA-2420 24 x 20 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_a7017267-32f0-4223-a7ac-e87bfd18316a_medium.png?v=1708912538)
HD-BM-NA-2420 | 24 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-2420
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![iO HVAC Controls HD-BM-NA-2418 24 x 18 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_6421fec9-0fc8-4839-a183-b0742a6500ad_medium.png?v=1708912557)
HD-BM-NA-2418 | 24 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-2418
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![iO HVAC Controls HD-BM-NA-2416 24 x 16 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_e97432a0-86d3-4e83-b166-aad1a79b407b_medium.png?v=1708912533)
HD-BM-NA-2416 | 24 x 16 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2416
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![iO HVAC Controls HD-BM-NA-2414 24 x 14 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_d26d109c-8d03-4dae-98d9-d515867ee2ea_medium.png?v=1708912512)
HD-BM-NA-2414 | 24 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-2414
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![iO HVAC Controls HD-BM-NA-2412 24 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_ec8bb3eb-8007-488a-837a-4b7a6171ab57_medium.png?v=1708912557)
HD-BM-NA-2412 | 24 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2412
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![iO HVAC Controls HD-BM-NA-2410 24 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_5944664b-7ef8-4c23-aa9a-3820d3f0a5c8_medium.png?v=1708912497)
HD-BM-NA-2410 | 24 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-2410
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![iO HVAC Controls HD-BM-NA-2408 24 x 08 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_893796b0-90bf-457f-8b65-76d3b12a2da7_medium.png?v=1708912452)
HD-BM-NA-2408 | 24 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-2408
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![iO HVAC Controls HD-BM-NA-2220 22 x 20 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_30dd5ee6-1860-4660-a1b1-141a77808542_medium.png?v=1708912474)
HD-BM-NA-2220 | 22 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-2220
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![iO HVAC Controls HD-BM-NA-2218 22 x 18 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_272ff9b7-9bf7-4c63-8cf0-59bebc6c50cf_medium.png?v=1708912553)
HD-BM-NA-2218 | 22 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-2218
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![iO HVAC Controls HD-BM-NA-2214 22 x 14 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_abfb12e4-156e-4eee-a02a-8a413423b5c5_medium.png?v=1708912553)
HD-BM-NA-2214 | 22 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-2214
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![iO HVAC Controls HD-BM-NA-2212 22 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_2b32a9f5-5a30-4b67-8cb8-ef06769712f3_medium.png?v=1708912483)
HD-BM-NA-2212 | 22 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2212
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![iO HVAC Controls HD-BM-NA-2210 22 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_da4ee711-61e6-466c-8894-ac997eacaf1e_medium.png?v=1708912429)
HD-BM-NA-2210 | 22 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-2210
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![iO HVAC Controls HD-BM-NA-2208 22 x 08 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_f882d270-a65d-482b-80f5-f1e6962983f1_medium.png?v=1708912448)
HD-BM-NA-2208 | 22 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-2208
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![iO HVAC Controls HD-BM-NA-2018 20 x 18 Two-Position Zone - Damper Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_21e3041a-091f-4523-9864-30fe153cf62a_medium.png?v=1708912501)
HD-BM-NA-2018 | 20 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-2018
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![iO HVAC Controls HD-BM-NA-2016 20 x 16 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_bc0d1c39-2ace-4689-a200-19de84fbe363_medium.png?v=1708912433)
HD-BM-NA-2016 | 20 x 16 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2016
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![iO HVAC Controls HD-BM-NA-2014 20 x 14 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_fe1dbc8c-29c4-4da8-bb9d-34ecfdd25a41_medium.png?v=1708912460)
HD-BM-NA-2014 | 20 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-2014
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![iO HVAC Controls HD-BM-NA-2012 20 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_092aa58b-7b9b-4789-918e-4ed923d0f985_medium.png?v=1708912552)
HD-BM-NA-2012 | 20 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2012
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![iO HVAC Controls HD-BM-NA-2010 20 x 10 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_edfffacd-ebd1-41f3-ae3b-182fe9aea99c_medium.png?v=1708912537)
HD-BM-NA-2010 | 20 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-2010
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![iO HVAC Controls HD-BM-NA-2008 20 x 08 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_c62b608d-ea33-4784-99f8-6c18db4e8987_medium.png?v=1708912515)
HD-BM-NA-2008 | 20 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-2008
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![iO HVAC Controls HD-BM-NA-2006 20 x 06 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_4a7647a4-ccc4-466c-93a7-dc6b877d0670_medium.png?v=1708912434)
HD-BM-NA-2006 | 20 x 06 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-2006
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![iO HVAC Controls HD-BM-NA-1816 18 x 16 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/HD-NA-XXXX_23ab510c-de5e-4e10-8424-2027d3c2b7c8_medium.png?v=1708912542)
HD-BM-NA-1816 | 18 x 16 Two-Position Zone Damper - Bottom Mount-No Actuator, 5 / 8-1 / 2 Shaft | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-BM-NA-1816
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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/products/HD-NA-XXXX_e3ff8556-bdad-49c1-984a-7eb6468eaea4_medium.png?v=1708912520)
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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