This industrial fan with remote control function is specially designed for large indoor spaces. The fan features seven aluminum fan blades along with a suspension system that supports 11-degree ceiling installation. It comes equipped with a 4" or 10" boom for easy installation and use. The remote control allows you to adjust between 6 fan speeds, with a maximum air volume of 11,200 CFM. The fan direction is reversible, for cool downdraft in the summer and circulating warm air during the winter.