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The IO HVAC CONTROLS HD-2420-PO is a 24 x 20 heavy-duty zone damper with powered open functionality. These extruded aluminum parallel blade dampers come complete with a 24 volt spring return actuator. The HD Series dampers can be installed in any position and are compatible with most 24V zoning and ventilation controls. They are rated for duct systems less than 1.0” WC.
This rectangular two-position zone damper is designed for residential applications and is a universal option for zoning and ventilation.
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