Panel Mounted Hazardous Location Exhaust Fan, Assembled Assembled, Blade Diameter 14 in, Blade Material Aluminum, Control Type Toggle Switch, Drive Type Direct Drive, Duct Diameter Not Applicable, Exhaust Airflow @ 0.000 in SP 2,190 cfm, For -Out Height 18 in, For -Out Width 18 in, Frame Finish Powder Coated, Frame Material Steel, Guard Finish Chrome, Guard Material Steel, Guard Type Intake, Hazardous Location Class Class I, Div 1, Group C and D; Class II, Div 1, Group F and G