IO HVAC Controls D-04 4" 2-Wire Round Zone Damper Spring Return 24V

The IO HVAC Controls D-04 4" Round Zone Damper is a vital zoned control for residential and light commercial HVAC systems that provides precise airflow control. 4" round damper is a reliable spring return actuator with 24V power supply and 2 wire installation. In forced air heating and cooling systems, it is used to control airflow so as to different zones for better comfort and improved energy efficiency. It directs conditioned air where it is needed, reducing the waste of energy, improving system performance and achieving balanced temperature in space. Zoning applications make this suitable for integration seamlessly to HVAC system control panel for automated conditions management.