In addition to the aforementioned objectives, the investment pursues the objectives of ensuring improved, more appropriate working conditions and reliability of the systems related to the investment. These objectives can be defined as concrete operational objectives of the investment project in the following form:- comprehensive energy renovation of buildings (replacement of building furniture, thermal insulation of external walls, thermal insulation of the attic, renovation of ventilation and lighting),- reduction of thermal losses of buildings and reduction of primary energy consumption,- lower energy consumption costs,- improvement of energy system reliability,- improvement of working conditions in terms of micro-climate conditions.With the above objectives, the following results are expected:- lower the need for useful energy in the facility, — primary energy savings in terms of at least one third of existing consumption,- comprehensive energy refurbished area of buildings owned and used by the public network.