Reformed building with 27 apartments and applied energy efficiency criteria. The goal was to have the first building with passive house consumption in Andorra which has a very low temperature in winter.
The building is located in an alpine zone with a minimum winter temperature of -12°C. The heating consumption of the building has been reduced by 82%. Thermographic study on facade insulation and heating system: 15 to 20cm insulation, triple glazing LowE, blower door test, etc.
Original source Construction21 (C21)