Zone dampers 32 x 12 Size (in)
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![iO HVAC Controls MBD-3212 Manual Rectangular 32 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/balancing_damper_rect_5d2e0aa7-da88-4368-b8ef-f7e3f46d8e69_medium.jpg?v=1719992464)
MBD-3212 | Manual Rectangular 32 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-3212
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![iO HVAC Controls HD-3212-BM Rectangular 32 x 12 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_3f9c5302-0db3-405b-a01f-d9c3e14d68e8_medium.jpg?v=1719992196)
HD-3212-BM | Rectangular 32 x 12 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3212-BM
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![iO HVAC Controls HD-3212 Rectangular 32 x 12 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_bc756b6d-1983-433c-b19a-923691592d55_medium.jpg?v=1719992161)
HD-3212 | Rectangular 32 x 12 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-3212
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![iO HVAC Controls CD-3212-BM Carrier 32 x 12 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_bda108f8-f6dc-404e-b7d4-3ba2ea566905_medium.jpg?v=1719992106)
CD-3212-BM | Carrier 32 x 12 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-3212-BM
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