The Powervent Axial Flow Fan has been specially designed for removal of dust and fumes in work places where, due to long ducts, system-resistance is high and other conventional Exhaust Fans will not serve the purpose. The basic functions of ventilation and air conditioning are effectively performed by Axial Flow Fan, especially in industrial process system, crop drying, mines and ships. It comes in various sizes, starting from 12 inches and going all the way up to 48 inches. Even bigger fans can be made on request.