Shop for Heating, Venting & Cooling at The Home Depot. The Maxxair 30 in. Pedestal fan is a heavy duty pedestal fan, designed for industrial, commercial and agricultural use. It has an adjustable height from 5 ft. to 7 ft. and fan head tilts up to 90 degrees. Powerful airflow makes it ideal for factories, workshops, large barns and greenhouses. The steel grill is OSHA compliant and easy to clean.