Eco-renovation of 30 housing units located 28 rue de la Colombière in Dijon. The work is as follows: (replacement of exterior joinery, insulation of attic, low floor and facades, creation of VMC, installation of thermostatic valves, replacement of individual boilers. The energy renovation will earn two energy labels to reach BBC level renovation after works. The dwellings will reach energy consumption after works of 94 kwhEP/m².an. The operation will save energy consumption for our tenants but it will also improve the comfort of tenants and make this building more attractive by the diversity of the housing offer.