A tower fan works by drawing air into its base and then pushing it up through a series of blades located within the tall, slim tower. These blades are usually concealed behind a grill or mesh cover, which helps to distribute the air evenly throughout the room.

Tower fans come in various types, including oscillating, non-oscillating, personal, and commercial-grade. Oscillating tower fans rotate side to side, distributing air more evenly across the room. Personal tower fans are smaller and designed for individual use, while commercial-grade fans are larger and more powerful, suitable for office or industrial settings.

Tower fans are generally considered energy-efficient, as they use less electricity than traditional box fans or air conditioners. However, the energy consumption of a tower fan will depend on its wattage and how often it is used.

When choosing a tower fan, consider the size of the room, the desired features (such as oscillation, remote control, or multiple speeds), and the brand's reputation for quality and reliability. You should also look for a model with energy-saving features and a good warranty.

To maintain your tower fan, regularly dust the exterior and grill or mesh cover using a soft cloth or brush. Do not use water or cleaning chemicals on the electronic components. Store the fan in a dry place when not in use, and follow the manufacturer's instructions for any additional maintenance tasks.