Zone dampers 18 x 8 Size (in)
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![iO HVAC Controls HD-1808-BM Rectangular 18 x 08 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_5fb965a1-78c0-4bc5-861b-8640a6602975_medium.jpg?v=1719992181)
HD-1808-BM | Rectangular 18 x 08 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1808-BM
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![iO HVAC Controls RM-1808 Rheem 18 x 08 Rectangular Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RheemRectangular_2555afe2-67d5-4cf6-9560-d9dcd5e5df67_medium.jpg?v=1719992503)
RM-1808 | Rheem 18 x 08 Rectangular Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-1808
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![iO HVAC Controls MBD-1808-BM Manual Rectangular 18 x 08 Zone Damper-BM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/balancing_damper_rect_d07103f0-36c2-47e6-ba95-d389f0327845_medium.jpg?v=1720007091)
MBD-1808-BM | Manual Rectangular 18 x 08 Zone Damper-BM | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1808-BM
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![iO HVAC Controls TD-1808-BM Trane 18 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-TDXXXX_c1d1e953-a020-47aa-ba25-6867c42785b8_medium.jpg?v=1719992543)
TD-1808-BM | Trane 18 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: TD-1808-BM
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![iO HVAC Controls RM-1808-BM Rheem 18 x 08 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RheemRectangular_66b9f809-2f24-4220-a44a-c4ab45510028_medium.jpg?v=1719992458)
RM-1808-BM | Rheem 18 x 08 Rectangular bottom mount Zone Damper, 35 second Belimo actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: RM-1808-BM
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![iO HVAC Controls MBD-1808 Manual Rectangular 18 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/balancing_damper_rect_6071a553-2fc4-4742-a60c-1b508c0821ec_medium.jpg?v=1719992333)
MBD-1808 | Manual Rectangular 18 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MBD-1808
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![iO HVAC Controls HD-1808 Rectangular 18 x 08 Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_f9c89336-f88a-4a34-be7e-99c6f7a87148_medium.jpg?v=1719992281)
HD-1808 | Rectangular 18 x 08 Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1808
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![iO HVAC Controls HD-1808-PO 18 x 8 Two-Position Zone Damper - Powered Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-HDXXXX_541b1611-5975-4ee9-8d97-47cc91d3de90_medium.jpg?v=1719992160)
HD-1808-PO | 18 x 8 Two-Position Zone Damper - Powered Open | iO HVAC Controls
Brand: iO HVAC Controls
SKU: HD-1808-PO
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![iO HVAC Controls CD-1808 Carrier 18 x 08 Rectangular Zone Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO-CDXXXX_fe184765-e5ff-43ca-9db8-fd0b10a9b5c0_medium.jpg?v=1719992095)
CD-1808 | Carrier 18 x 08 Rectangular Zone Damper | iO HVAC Controls
Brand: iO HVAC Controls
SKU: CD-1808
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