The Lasko 3135 30 In. Oscillating Industrial Grade Pedestal Fan, in black, makes easy work of cooling warehouses, auditoriums, health clubs, and other large spaces. For large-scale air circulation, this heavy-duty, high velocity fan fits the bill. With an adjustable height from 64 to 92 inches you will be able to direct air to the locations you need. Pull cord style controls allow for easy control of speeds and on/off. This fan is the answer for maximum high velocity air circulation.