Roof Exhaust Fan, Attic Vent Fan with High-Power Motor, 21 inch Fan Base Heavy-Duty Aluminum Alloy, Speed Control Adjustable Airflow 500/900 CFM, Compact for Garage,Kitchen,Bathroom, Silver

Compact Structure: This bathroom exhaust fan has a compact and space-saving body, suitable for space-limited space. It is ideal for hospitals, schools, hotels, warehouses, agriculture, and restaurants, flexibly meeting different ventilation needs Efficient Ventilation: The roof exhaust fan features a 162W high-power motor and 1630/2110 rpm speed to quickly expel hot air. With stable, quiet, and energy-saving operation, it meets various heat dissipation needs and ensures comfort and device security Adjustable Airflow Speed: The garage exhaust fan is equipped with two intelligent speed controllers, and the airflow speed can be flexibly adjusted within 500/900 CFM, easily meeting different ventilation needs to ensure comfort and energy efficiency