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 MD-3020-BM 30" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_ad458c72-004c-4d0a-b7f8-6f349e8e25b4_medium.jpg?v=1708912739)
MD-3020-BM | 30" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-3020-BM
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![iO HVAC Controls MD-2822 28" x 22" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_5a585c6d-428b-4845-9d66-ba3f3b2d983b_medium.jpg?v=1708912706)
MD-2822 | 28" x 22" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2822
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![iO HVAC Controls MD-2820-BM 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_fc6c73fa-a483-4e3f-b095-a2dfd54f6df4_medium.jpg?v=1708912688)
MD-2820-BM | 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2820-BM
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![iO HVAC Controls MD-2624 26 x 24 Rectangular Two-Position Zone Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_c2508404-3c01-40a4-9bfc-43e686e75f8a_medium.jpg?v=1708912738)
MD-2624 | 26 x 24 Rectangular Two-Position Zone Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2624
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![iO HVAC Controls MBD-07 iO HVAC Controls Manual Balancing Damper 7 Round with locking quad | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/MBD-07_medium.jpg?v=1708912617)
MBD-07 | iO HVAC Controls Manual Balancing Damper 7 Round with locking quad | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-07
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![iO HVAC Controls iO-TL75C iO HVAC Controls Temp-Limiter 75 Degree Cool Only | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-tl75c_7be979f1-14f1-45b6-910b-648063b8ea35_medium.jpg?v=1688885890)
iO-TL75C | iO HVAC Controls Temp-Limiter 75 Degree Cool Only | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TL75C
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![iO HVAC Controls iO-TL73H iO HVAC Controls Temp-Limiter 73 Degree Heat Only | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-tl73h_2d6d9724-471a-47ce-a3aa-bb13f3942deb_medium.jpg?v=1688885457)
iO-TL73H | iO HVAC Controls Temp-Limiter 73 Degree Heat Only | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TL73H
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![iO HVAC Controls iO-TL70H iO HVAC Controls Temp-Limiter 70 Degree Heat Only | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-tl70h_89f11fbe-5fca-4429-9574-dd17e98f9568_medium.jpg?v=1688887335)
iO-TL70H | iO HVAC Controls Temp-Limiter 70 Degree Heat Only | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TL70H
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![iO HVAC Controls iO-TL70C iO HVAC Controls Temp-Limiter 70 Degree Cool Only | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-tl70c_77c808b8-9b60-45cf-be88-691d33171408_medium.jpg?v=1688885670)
iO-TL70C | iO HVAC Controls Temp-Limiter 70 Degree Cool Only | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TL70C
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![iO HVAC Controls iO-TL65H iO HVAC Controls Temp-Limiter 65 Degree Heat Only | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-tl65h_71d9963f-267c-45da-9dbc-d2ca87738456_medium.jpg?v=1688885445)
iO-TL65H | iO HVAC Controls Temp-Limiter 65 Degree Heat Only | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TL65H
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![iO HVAC Controls iO-TL60H iO HVAC Controls Temp-Limiter 60 Degree Heat Only | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-tl60h_810f6c17-33a4-4e39-b526-e03c86d06e58_medium.jpg?v=1688885292)
iO-TL60H | iO HVAC Controls Temp-Limiter 60 Degree Heat Only | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TL60H
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![iO HVAC Controls iO-TL55H iO HVAC Controls Temp-Limiter 55 Degree Heat Only | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-tl55h_8dedbee5-4728-4078-a2bc-34ddcce4437c_medium.jpg?v=1688885516)
iO-TL55H | iO HVAC Controls Temp-Limiter 55 Degree Heat Only | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TL55H
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![iO HVAC Controls iO-TC 24VAC, 7-Day, Time Clock | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-TC_medium.jpg?v=1708912580)
iO-TC | 24VAC, 7-Day, Time Clock | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TC
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![iO HVAC Controls iO-FAVPAN Fresh air ventilation control panel (Panel and Enclosure Only) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-FAVPAN_medium.jpg?v=1708912600)
iO-FAVPAN | Fresh air ventilation control panel (Panel and Enclosure Only) | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAVPAN
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![iO HVAC Controls iO-FAV-IH FAV Intake Hood - White 6" | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/io-hvac-controls-io-fav-ih_medium.jpg?v=1689950436)
iO-FAV-IH | FAV Intake Hood - White 6" | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-IH
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![iO HVAC Controls iO-FAV-ENH-08 Fresh air ventilation panel with transformer, junction box and wiring under single cover with 8" powered-open 2-wire damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-FAV-ENH-08_medium.jpg?v=1708912592)
iO-FAV-ENH-08 | Fresh air ventilation panel with transformer, junction box and wiring under single cover with 8" powered-open 2-wire damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-ENH-08
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![iO HVAC Controls iO-FAV-ENH-06 Fresh air ventilation panel with transformer, junction box and wiring under single cover with 6" powered-open 2-wire damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-FAV-ENH-06_medium.jpg?v=1708912570)
iO-FAV-ENH-06 | Fresh air ventilation panel with transformer, junction box and wiring under single cover with 6" powered-open 2-wire damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-ENH-06
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![iO HVAC Controls iO-FAV-ENH-04 Fresh air ventilation panel with transformer, junction box and wiring under single cover with 4" powered-open 2-wire damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-FAV-ENH-04_medium.jpg?v=1708912602)
iO-FAV-ENH-04 | Fresh air ventilation panel with transformer, junction box and wiring under single cover with 4" powered-open 2-wire damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-ENH-04
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![iO HVAC Controls iO-FAV-14 Fresh air ventilation control panel, 14" round 2-position damper, 120/24 20VA transformer | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-FAV-14_medium.jpg?v=1708912613)
iO-FAV-14 | Fresh air ventilation control panel, 14" round 2-position damper, 120 / 24 20VA transformer | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-14
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![iO HVAC Controls iO-FAV-12 Fresh air ventilation control panel, 12" round 2-position damper, 120/24 20VA transformer | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-FAV-12_medium.jpg?v=1708912602)
iO-FAV-12 | Fresh air ventilation control panel, 12" round 2-position damper, 120 / 24 20VA transformer | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-12
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![iO HVAC Controls iO-FAV-09-PLUS Fresh air ventilation control panel, 9" round 2-position damper, 120/24 20VA transformer, includes ODT & Humidistat | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-FAV-09-PLUS_medium.jpg?v=1708912579)
iO-FAV-09-PLUS | Fresh air ventilation control panel, 9" round 2-position damper, 120 / 24 20VA transformer, includes ODT & Humidistat | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-FAV-09-PLUS
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