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Location |
Barcelona, Spain |
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Number of apartments |
6 flats |
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Number of buildings |
One building |
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Type of building |
Block of flats |
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Year of construction |
1890 |
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Walls |
Stone and bricks |
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Ventilation |
Natural |
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Heat source |
Electricity |
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Heating demand |
Unknown |
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Renovation |
■ |
Complete renovation needed, including demolition and reconstruction of an important part of the internal partitions. |
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■ |
To improve the energy efficiency the external walls, roof and basement was better insulated. |
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■ |
A heat recovering winter system and free-cooling summer solution was included in the project. |
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■ |
Natural gas condensation boiler with an efficiency of 110% was installed. |
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■ |
Predicted heat demand is 25.2 kWh/m2 year. |
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■ |
Estimated emission value is 9.4 kgCO2/m2 year. |
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