16 Inch Shutter Exhaust Fan Wall Mounted Automatic Louvers Silver, Sturdy Steel Housing, 2438 CFM Low Noise, AC Motor, Ventilation and Cooling for Attic, Garage, Barn, Greenhouse, Workshop

Rapid Venting: This shutter exhaust fan delivers 2438 CFM to quickly remove stale air, floating dirt, heat, and bad smells, keeping indoor air fresh. It also works as a high-airflow exhaust fan for sheds and workshops.
Premium AC Motor: With 1500 r/min and 77W power, this attic fan delivers up to 7.3 m/s airflow while running smoothly with low noise, providing efficient and stable ventilation for a quiet, comfortable space. The speed controller and power plug are not included; please purchase them separately and wire them before use.
Tough Build: The steel housing provides high rigidity and resistance to deformation, handling damp conditions and rain better than plastic. It is designed for demanding attic exhaust fan and ventilation setups.
Rain Guard: The shutters open when powered for ventilation and deodorizing, then close when off to help block rain and small debris, providing protected airflow.
Effortless to Use: Comes with a prewired power cord, so no wiring is needed. Quick to install for fresher air, it is ideal as a garage exhaust fan upgrade for workshops, sheds, garages, or utility spaces