Retrofitting an existing building can often be more cost-effective than building a new facility.
Retrofitting interventions including windows and doors substitution, façade and roof insulation,
multi-dimensional electric district storage to allow the realization of tenant specific electricity offers
will be implemented in private houses and historical buildings according to current energy consumption
and saving standards.

Retrofitting of:
- 548 private houses (536 private + 12 public)
- the Historical building “Lonja de pescadores” 38 houses (Private)
- “Mercado del Cabanyal”
- Urban development local agency (Agencia local de desarollo urbano)
- Pfotenhauer Str. Retrofitting project