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01 / 04

Passive house retrofit: Taking it easy

Passive house retrofit project at Rankweil, in Austria. The architect is Dr A. Sonderegger

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Passive house retrofit: Taking it easy

An efficient community centre at Ludesch, architect H. Kaufmann

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Passive house retrofit: Taking it easy

Another passive house standard retrofit at Rankweil. The architect is R. Nikolussi

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Passive house retrofit: Taking it easy

A passive house standard residential building, architect G. Zweier