With the implementation of the proposal for the implementation of the investment, energy efficiency measures will be implemented, leading to the improvement of the energy characteristics, including the reduction of the energy poverty of the multi-family housing building in the City of Pernik, "Krakra" Str. 66. The measures prescribed in the Building Energy Efficiency Survey Report, which would contribute to achieving energy consumption class B, will be implemented, namely: - Replacement of windows; - Thermal insulation of external walls; - Thermal insulation of a roof; - Thermal insulation of the floor etc. The needs of ensuring a higher quality of the living environment, reducing energy poverty and energy costs, improving the thermal comfort of the residents of the housing estates will be met, while at the same time meeting the goals of the investment to reduce the annual consumption of primary energy. energy, reducing greenhouse gases, protecting the components of the environment. The implementation of the construction and assembly works will contribute to bringing the site into compliance with the Ordinance on the specific requirements for the appearance of urban spaces, buildings and architectural ensembles on the territory of the town of Pernik.