Within the EuroPHit project, a selection of residential and non-residential buildings across Europe were retrofitted according to Passive House principles. There were a total of 20 pilot projects in 9 countries actively involved in the EuroPHit project. Of these, 11 have already completed the first retrofit steps. Through the EuroPHit project a total of 40,000 m2 of Treated Floor Area was planned to be retrofitted with a budget of more than €26million . Projects with descriptions, technical details and a photo gallery are available
here.