● Powerful and Efficient Ventilation: With an 80 CFM strong airflow capacity and a high-performance pure copper motor, this ventilation fan efficiently reduces humidity, stuffiness and unpleasant smells in the bathroom. Plus, it boasts a 22W low power consumption, energy star certification and HVI certification. ● Quiet Operation: This ceiling mounted exhaust fan works quietly at 1.5 sones, which provides a peaceful bathroom environment. It is perfect for ensuring your early morning or late-night routines are undisturbed by noise. ● Robust Construction: The fan grille is made from thickened ABS panel that is sturdy and built to last. In addition, the high-strength and rustproof galvanized sheet housing makes the ventilation fan operate flawlessly for years. ● Advanced Airflow Control: This bathroom ventilation fan is equipped with a check valve, which helps to prevent dirty airflow from entering and maintain fresh air in your bathroom. ● What You Will Get: It includes a fan grille, fan housing, duct connector, mounting screws and detailed instructions for easy ceiling mounting. The suggested ceiling opening size is 7.6" x 7.3" x 6.2"/19.3 x 18.5 x 15.7 cm (L x W x H).