A duct fan is a mechanical device used to enhance air movement in a ventilation system. It is typically installed to boost the airflow, increase ventilation efficiency, and maintain proper air circulation.
high strength metal, spray painting and good anti rust property. Ceiling 90 Degree Ventilation Duct Blower Pipe Fan GF, High quality ball bearing motor.
High efficiency, high pressure, long-range air supply, Compact Size Ceiling Ventilation Pipe Duct Fan Blower YXF, Circular fan body, directly connected with duct, easy for installation.
High efficiency, high pressure, long-range air supply, Commercial Ventilation Mixed Flow Duct Fan D100-D315, Circular fan body, directly connected with duct, easy for installation.