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On 19 May 2010, the European Union adopted a Directive stipulating that by the end of 2020, Member States must ensure that all newly constructed buildings consume ‘nearly zero’ energy. In Germany, drastic reductions of energy demand for space heating have already become a policy target over the last decade, both for new and existing dwellings. In this article, we evaluate the impact of past and future...
Passive houses offer extended living comfort with only 15–20% of the space heating demand of conventional new buildings while the extra costs of this standard are only about 10% of the total building costs. In the first part of this paper, detailed measurements for 11 “Passive House” projects with more than 100 dwelling units from the EU-funded demonstration project CEPHEUS (Cost Efficient Passive...
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