The project covers the sub-site Renovation of insulation and support on critical sections of the hot-water and hot-water distribution system, which includes the renovation and construction of 7,896 m of critical sections of hot-water and the sub-site Upgrading of heat stations with associated network in nine areas of multi-apartment buildings, which includes the renovation and construction of 9 TPP, 65 ITP and 2,431 m of associated hot-water network.