Circular Design: Features a round shape suitable for ductwork systems with circular openings.

Airflow Control: Regulates the volume of air passing through ducts, ensuring optimal ventilation.

Materials: Constructed from various materials like galvanized steel or aluminum for durability and corrosion resistance.

Sizes: Available in different diameters to match the size of ductwork and airflow requirements.

Application: Commonly used in HVAC systems, industrial ventilation, and other air handling systems to control airflow efficiently.