Masterkool Industrial Fan, Cooltop Model, Wall-Mounted, 24 Inches (Black) Features: In the midst of the sweltering heat in rooms with poor ventilation, Masterkool, a trusted brand for you, offers the Masterkool Industrial Fan, Cooltop Model, Wall-Mounted, 20 Inches (Black). With its simple yet elegant design, this wall-mounted fan enhances the aesthetic of any space in your home. It is an excellent choice to keep you cool and comfortable throughout the day.