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The IO HVAC CONTROLS LD-2006 is a 20 x 6 inch rectangular two-position zone damper designed for duct zoning systems in forced-air HVAC installations. It includes an integrated 3-wire actuator and an LED indicator that confirms open or closed damper position at a glance. The damper controls airflow to individual zones, allowing a single air handler or furnace to serve multiple independently controlled areas. Licensed HVAC technicians install this component as part of a complete zoning system alongside a compatible zone control board and thermostats.
This damper is suited for residential and light-commercial forced-air zoning applications where rectangular ductwork is used. The 20 x 6 inch blade size fits standard rectangular duct of the same nominal dimension. The two-position actuator drives the blade fully open or fully closed based on a 24-volt signal from the zone control panel. It is typically installed in branch duct runs where individual room or zone control is required.
Designed as an OEM-style replacement or new-installation zone damper for residential and light-commercial forced-air zoning systems using 20 x 6 inch rectangular ductwork and a 24-volt zone control panel.
Installation should be performed by a licensed HVAC technician familiar with duct zoning systems. Power down the air handler and de-energize the zone control panel before making any wiring connections. The damper mounts inline in the rectangular duct branch run and connects to the zone board via the 3-wire low-voltage harness. Verify the LED indicator cycles correctly when the zone board sends an open and close command before sealing the duct connection.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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