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Dayton - Direct Drive Axial Downblast Roof Exhaust Fan (4YC90)

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This direct drive axial downblast roof exhaust fan is engineered for high-performance ventilation in industrial and commercial environments. It features a 14-inch aluminum blade and an open dripproof (ODP) motor enclosure, providing up to 2,457 cfm of airflow. The direct drive design minimizes moving parts for reduced maintenance and improved efficiency. The unit includes a drive package, is fully assembled, and incorporates a spun aluminum hood for durability. A NEMA 1 junction box is included for straightforward installation.

This direct drive axial downblast roof exhaust fan is engineered for high-performance ventilation in industrial and commercial environments. It features a 14-inch aluminum blade and an open dripproof (ODP) motor enclosure, providing up to 2,457 cfm of airflow. The direct drive design minimizes moving parts for reduced maintenance and improved efficiency. The unit includes a drive package, is fully assembled, and incorporates a spun aluminum hood for durability. A NEMA 1 junction box is included for straightforward installation.

PDFDayton Axial Direct-Drive Downblast Ventilators Manual
PDFExploded View Fan Assembly Diagram

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Manual for Direct Drive Axial Downblast Roof Exhaust Fan (4YC90)

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