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The IO HVAC CONTROLS RM-1408-BM is a rectangular zone damper designed for use in residential and light commercial zoned HVAC duct systems. It features a bottom-mount configuration and is equipped with a 3-wire Belimo actuator with a 35-second drive time, allowing for controlled, motorized airflow regulation. The damper body measures 14 inches wide by 8 inches deep, with an overall unit height of 17 inches. HVAC technicians install this damper in supply duct runs as part of a multi-zone system controlled by a zone control panel or thermostat-driven panel board.
This damper is suited for rectangular duct applications in forced-air zoning systems where independent room or zone temperature control is required. The bottom-mount actuator orientation makes it compatible with installations where access from the underside of the duct is preferred or required. It is typically installed by licensed HVAC technicians during new construction or retrofit zoning projects in residential and small commercial buildings.
Designed as an OEM-style replacement or new-installation zone damper for rectangular duct zoning systems requiring a 14-inch by 8-inch opening with a bottom-mount 3-wire actuator.
Installation should be performed by a licensed HVAC technician. Disconnect power to the air handler and zone control panel before beginning work. The actuator wiring must be connected according to the zone control board manufacturer's wiring diagram. Verify duct dimensions and actuator mounting clearance before securing the damper in place.
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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