Dayton - Axial Downblast Roof Exhaust Fan (4YU91)

Axial downblast roof exhaust fan with a 36-inch steel blade and spun aluminum housing, designed for clean air ventilation in industrial and commercial settings. Supplied without a drive package, it allows for user-selected drive components and offers quiet, controlled airflow. Ideal for roof curb installations where durable, weather-resistant ventilation is required.