Zone dampers 12 x 12 Size (in)
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![iO HVAC Controls MBD-1212 Manual Rectangular 12 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/balancing_damper_rect_bac0a908-4329-420f-8075-ac35bd00e405_medium.jpg?v=1719992352)
MBD-1212 | Manual Rectangular 12 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1212
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![iO HVAC Controls RM-1212 Rheem 12 x 12 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RheemRectangular_71227dfd-437f-4835-ae7d-a50b197d6045_medium.jpg?v=1719992410)
RM-1212 | Rheem 12 x 12 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-1212
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![iO HVAC Controls TD-1212 Trane 12 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-TDXXXX_6fae2839-a386-4840-b8b3-c6a4e477e78e_medium.jpg?v=1719992523)
TD-1212 | Trane 12 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: TD-1212
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![iO HVAC Controls HD-1212-PO 12 x 12 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_6cb55732-026a-42cf-a162-6d01b1609c6e_medium.jpg?v=1719992232)
HD-1212-PO | 12 x 12 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1212-PO
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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_a6140e20-9ba9-4518-9384-6d2cd170b9b9_medium.jpg?v=1719992212)
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 CD-1212 Carrier 12 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_4f8f8dd3-17b9-4908-9855-9d0f99c0796e_medium.jpg?v=1719992080)
CD-1212 | Carrier 12 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1212
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