The Via Bolzano 4 condominium was built in 1966 and has eight, four-room, 85 m² apartments.
It has an energy rating of G (the lowest possible). There is no central heating, only individual heating units with no energy monitoring or control systems.
The building currently has envelope water/air leakage and a maintenance/retrofit is scheduled by R2M Energy independently of the Lightness Project.
Given this planned renovation, there is the opportunity to retrofit and showcase a “smart condo” concept consisting of interventions like:
An ENER2CROWD crowdfunding campaign was conducted in December 2021 to finance the retrofit of the Smart Condo. 151.010 € were raised within few hours from the campaign opening.
Over 50% of the Italian population live in multi-family dwellings. Cagliari has a population of 80,000 people, and the Cagliari metropolitan area has a population of 500,000 inhabitants.