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Breathing through your nose not only filters out air impurities but also control air to maintain normal body temperature. This principle is necessary for internal space, especially for living environment. This design allows air circulation in living space to be more comfortable and more efficient.
Sum is an innovative product combines window handle and ventilation system.
The product works even on closed window, so that it enable living space to breath consistently. It senses the condition of air and controls itself. Sum gives consideration also to energy saving in that battery charger with the solar panels supply power to ventilation fan.
Burg Giebichenstein Kunsthochschule Halle