Use this high performance fan with its unique grill design to extend a powerful and focused stream of air up to 60 ft. in any direction. This axial fan features an external induction rotor motor for maximum torque and performance. Easily transportable, its exceptionally lightweight yet durable ABS injection molded housing can be stacked up to 5 units high. Ducting hoses (15DH25 or 16DH15) and adapter kit (16DHK) are available separately for confined space ventilation.