IO HVAC Controls D-08-PO Round 8" N/C Fresh Air Damper 24V

The IO HVAC Controls D-08-PO 8” Round Fresh Air Damper is a 24V normally closed damper that is used for controlling fresh air intake in HVAC systems. It controls the airflow by being opened when it is in operation and closed when it is not in operation to avoid free air circulation. It is suitable for use in furnaces, air handling units and ventilation systems to improve the quality of air inside and increase efficiency. The round shape of the unit is 8 inches in diameter and allows it to fit into standard ducts easily. These include equalizing of pressure, conservation of energy and providing fresh air in residential and light commercial buildings. This damper is essential for achieving the better results in the performance of HVAC system as well as adequate ventilation.