Modern buildings are more and more insulated to save energy, but then you need to ventilate them in order to prevent any mildews. V-ECO100 allows stable and healthy ventilation, with high energetic efficiency, thus avoiding any humidity and bad smells. Thanks to V-ECO100 you can have the best conditions both in winter and summer, without any temperature leaps caused by wrong ventilation. V-ECO100 allows a high percentage of heating recovery (78 percent) with a low energy consumption.