Energy-saving of OPT HVLS

KQ  series and Superwing series are designed to help keep temperature balance  of large space in winter and provide mild airflow to cool down in summer. These models perform best in buildings with ceiling heights between 6 meters and 13 meters. The diameter is between 3.7meters and 7.3 meters to meet your building needs. Superwing series are very quiet, and their design satisfy your architectural aesthetics.