Dayton - Shutter Mount Exhaust Fan 20 in 1/4 hp 1-Phase (484X42)

20-inch shutter mount exhaust fan with a 1/4 hp, totally enclosed air over motor for robust wall-mounted ventilation. Provides up to 3,950 cfm airflow, features corrosion-resistant aluminum construction, and operates on single-phase power. Suitable for commercial and industrial applications needing high-capacity air extraction.