The Master® MAC-20F high velocity floor fan delivers fresh air quickly to localized spaces. Great for spaces with or without air conditioning, this floor fan can take the edge off of your monthly energy bill by allowing you to use the A/C more sparingly. And with Master's efficient direct drive design, you’ll conserve even more electricity. It has three speed settings and features a heavy-duty, all-metal construction. Whether it’s a warehouse, garage, barn, or a crowded summer gathering, the MAC-20F high velocity floor fan is an efficient way to cool all types of spaces.