iO HVAC Controls BAL Series Rectangular Electronic Remote Balancing Damper

The BAL Series Rectangular Electronic Remote Balancing Damper delivers precise, energy-efficient airflow control for modern multi-zone heating and cooling systems. Built for residential and light-commercial HVAC zoning, it fine-tunes airflow to every branch run so each room gets exactly the right amount of conditioned air — eliminating the hot and cold spots that waste energy and raise utility bills.

Why Choose the BAL Series

• Precise airflow balancing — dial in the exact airflow each zone needs for true room-by-room comfort.
• Built to last — durable galvanized-steel housing for quiet, dependable performance season after season.
• Easy, proven install — straightforward wiring with direct iO zone-panel compatibility.

Specifications

• Actuator Type: Modulating
• Actuator Voltage: 24V
• Wiring: 3-Wire
• Max Static Pressure: 1.0" WC
• Blade Design: Single-Blade
• Compatible Panels: Standalone wall switch, ESP-400

Ideal For

Residential and light-commercial HVAC zoning systems where balanced, efficient airflow and consistent room-by-room comfort matter most.