Dayton - Belt Drive Centrifugal Downblast Roof Exhaust Fan 50 in Wheel (4YY12)

This centrifugal downblast roof exhaust fan is built for high-volume clean air exhaust in industrial and commercial buildings. It incorporates a 50-inch backward inclined aluminum wheel and a belt drive system, offering quiet operation and enhanced airflow control. The fan is supplied without a drive package, enabling users to select drive components tailored to their needs. Its aluminum construction provides excellent corrosion resistance and spark-resistant properties. Designed for roof curb mounting, this unassembled fan is well-suited for demanding ventilation applications requiring large airflow capacity.