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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/files/HD-NA-XXXX_6c3a7d96-6e51-4706-afb9-178c0289ab3c_medium.png?v=1719992292)
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-3020 30 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_820c4d9c-3771-4754-b2d3-2195440f66bc_medium.png?v=1719992292)
HD-BM-NA-3020 | 30 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-3020
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![iO HVAC Controls EB-2212 Electronic 22 x 12 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_3929484c-78ca-4aff-8250-c227b3f7e7b0_medium.jpg?v=1719992296)
EB-2212 | Electronic 22 x 12 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-2212
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![iO HVAC Controls HD-2016-PO 20 x 16 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_41571ae4-2be2-4214-aa3c-4beefe3ec99e_medium.jpg?v=1719992292)
HD-2016-PO | 20 x 16 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2016-PO
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![iO HVAC Controls HD-BM-NA-3606 36 x 06 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_6e79f338-422c-4b31-9ecf-2dfcc576c7a7_medium.png?v=1719992291)
HD-BM-NA-3606 | 36 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-3606
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![iO HVAC Controls HD-2620 Rectangular 26 x 20 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_569922e2-104d-428a-9835-87bdc867380e_medium.jpg?v=1719992296)
HD-2620 | Rectangular 26 x 20 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2620
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![iO HVAC Controls EB-1008-BM 10 x 08 Heavy Duty Motorized Bypass Damper - Bottom Mounted | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_439a98f8-3560-42df-b984-4200ee885e64_medium.jpg?v=1719992291)
EB-1008-BM | 10 x 08 Heavy Duty Motorized Bypass Damper - Bottom Mounted | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-1008-BM
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![iO HVAC Controls HD-BM-NA-1006 10 x 06 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_c477cee4-bcde-48d0-8a27-e7992d0260ee_medium.png?v=1719992292)
HD-BM-NA-1006 | 10 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-1006
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![iO HVAC Controls D-Z1-1612 Zone One 16 x 12 Damper Assembly | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-DZ-XXXX_web_bdb567dd-6146-4984-b1c8-15bd957d9599_medium.jpg?v=1719992291)
D-Z1-1612 | Zone One 16 x 12 Damper Assembly | iO HVAC Controls
Brand: iO HVAC Controls
SKU: D-Z1-1612
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![iO HVAC Controls HD-3020-PO 30 x 20 Two-Position Zone Damper Powered Open/Spring Closed | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_96b2926f-0cbe-4670-ac66-bc1bc59423ff_medium.jpg?v=1719992291)
HD-3020-PO | 30 x 20 Two-Position Zone Damper Powered Open / Spring Closed | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3020-PO
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![iO HVAC Controls HD-3008 Rectangular 30 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_7288be68-b3d5-4582-84e3-23f5b3bb8389_medium.jpg?v=1719992291)
HD-3008 | Rectangular 30 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3008
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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/files/HD-NA-XXXX_ba7920d0-da2c-48a6-bf53-8cb89cfcd8a4_medium.png?v=1719992291)
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-3012 Rectangular 30 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_1acff74b-be0b-43d0-9e42-2336583dc4f0_medium.jpg?v=1719992291)
HD-3012 | Rectangular 30 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3012
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![iO HVAC Controls HD-BM-NA-3412 34 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_72c15c54-78d5-4602-9d27-2fdb6c481e6a_medium.png?v=1719992291)
HD-BM-NA-3412 | 34 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-3412
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![iO HVAC Controls HD-3612 Rectangular 36 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_c43c0aba-6983-4ad6-8b23-030ed4dbe125_medium.jpg?v=1719992291)
HD-3612 | Rectangular 36 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3612
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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/files/HD-NA-XXXX_3530a849-c2b4-497d-858c-efb7618da198_medium.png?v=1719992291)
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-2218 22 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_0c35f8a1-7fad-4fdd-b59f-171761c22652_medium.png?v=1719992291)
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-2626-PO 26 x 26 Rectangular Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-XXXX_15ef01c7-51eb-4ed8-9a3b-cefa125ca501_medium.jpg?v=1719992286)
HD-2626-PO | 26 x 26 Rectangular Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-2626-PO
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![iO HVAC Controls HD-BM-NA-1812 18 x 12 Two-Position Zone Damper - Bottom Mount-No Actuator, 5/8-1/2 Shaft | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-NA-XXXX_07de95ae-517e-4c3a-8d15-7fd663407486_medium.png?v=1719992286)
HD-BM-NA-1812 | 18 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-1812
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![iO HVAC Controls HD-BM-NA-1208 12 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_2b6b5d3d-e6f9-4b37-ad96-1ac8dda94a87_medium.png?v=1719992286)
HD-BM-NA-1208 | 12 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-1208
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![iO HVAC Controls HD-3810 38 x 10 Rectangular Two-Position Zone Damper - 2 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD-XXXX_ebd77c36-3869-4826-a423-9d6d2dd7bf5c_medium.jpg?v=1719992286)
HD-3810 | 38 x 10 Rectangular Two-Position Zone Damper - 2 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3810
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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/files/HD-NA-XXXX_d21c39a6-d9b4-43f7-ab76-d1d232922487_medium.png?v=1719992287)
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-1410 14 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_135f07a9-e148-4f1c-8593-710a2dd0cb54_medium.png?v=1719992286)
HD-BM-NA-1410 | 14 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-1410
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![iO HVAC Controls EB-3008 Electronic 30 x 08 Bypass Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-EB-XXXX_aae6da92-f2b6-4b0c-b7d5-d026e6eacb97_medium.jpg?v=1719992286)
EB-3008 | Electronic 30 x 08 Bypass Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: EB-3008
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