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The IO HVAC CONTROLS HD-BM-NA-2412 is a 24 x 12 Two-Position Zone Damper with a bottom mount and a 5/8-1/2 shaft, designed without an actuator. These extruded aluminum parallel blade dampers are ready for installation and can be installed in any position. It is rated for duct systems less than 1.0” WC and has a simple adjustment for setting the minimum position.
This 24" x 12" damper is designed for residential applications and is suitable for duct systems less than 1.0” WC.
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