Profile: MacroAir Fans specializes in providing industrial ceiling fans. AirVolution-D3 industrial ceiling fan has three-blade design which reduces weight, friction, and raw materials, which in turn minimizes the strain on the building, and energy consumption. This fan includes a direct-drive motor, which eliminates the need for a gearbox, increasing sustained torque, power efficiency, and durability while decreasing noise and weight, even when compared to other gearless direct-drive motors.