The Grainger 14F170 is a 14-inch diameter, 170 CFM, 115V, 1/3 HP, direct drive exhaust fan. It features a galvanized steel housing with baked enamel finish, backward inclined aluminum blades, and permanently lubricated ball bearings. This exhaust fan is suitable for commercial and industrial applications such as warehouses, manufacturing facilities, kitchens, and bathrooms. It has a maximum operating temperature of 104°F and can handle temperatures from -20°F to +140°F. The 14F170 exhaust fan is UL/cUL listed and is covered by a 1-year warranty from Grainger.