Model AX direct-drive axial fan is designed for inline air ventilation in commercial and industrial buildings. It is available in 14 sizes, which cover a range of volumetric flow and pressure conditions up to 115,000 cfm (54 meters cubed per second) and 5 inches water gauge (1,250 Pa). The axial fan is designed to reduce operating costs with improved efficiency and is available in a variety of casing configurations.