A hot summer day with the huge windows always turned to the sun? No, to hot. To solve the problem, the solar equipment can turn independent from the house.
A house of the future from 2091: 1991 designed and 2001 finished. A vision about living in the age of solar energy supported by many future-oriented companies.
The warm outgoing air gives the biggest part of the heat energy to the cold incoming air. Even necessary for low energy houses. With plus energy houses a must.
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