VOLCANO – the perfect shape of quality. The air heater VOLCANO is a new-generation device combining innovative technical solutions with modern pattern design. The character of the device is emphasized by the composition of selected materials and dynamically shaped air guide vane. The optimized profile of the fans and the increased fan blade area guarantee low operating costs and quiet operation. The devices also have two types of highly efficient, three-speed AC motors and energy-efficient EC motors which ensure maximum efficiency even at reduced speed. Smooth EC motor speed control can match the needs of any type of area.