The renovation of the Church and Monastery of S. Antonio Abate in Ferentino aims at the recovery of the medieval 'facies', functional recovery of the Church square, the ancient nucleus of the Church, bell tower, the Cloister and the pertinence wing Vidoni.The wing Vidoni is the main element of the project. The project maintains the medieval body and proposes a roof structure in steel detached from the ancient masonry.