KALEFANS adopts U.S. technology and specializes in the productionof HVLS ((High Volume - Low Speed) draught fan, an extra largeenergy-efficient fan with maximum diameter of up to 7.3 meters. TheKale Airfoil Blades streamlined blades manufactured with theapplication of aerodynamic principles and advanced technology coulduse only 1.5KW or less power to drive a mass of air, resulting inlarge areas of natural wind systems, to play a dual function ofventilation and cooling. It can be called as a perfect solution forventilation and cooling in large and high space.
