Building costs are estimated to be normal. The higher costs resulting from insulation, achieving greater air tightness, and optimizing 'passive solar heating' and heat recovery from ventilation air are offset by the much lower costs of the heating system and the savings in operating costs due to the extremely low energy costs.

The project was financed by Formas and the European Union (through the CEPHEUS project) during the planning and evaluation phase. Investment costs were carried by Egnahemsbolaget, Göteborg.

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