The direct objective of the project is to increase the energy efficiency of public buildings in the Lesko Municipality. This will be done through measures such as: thermal modernisation of vertical building partitions, thermal modernisation of horizontal partitions, replacement of window and door joinery, replacement of light sources for energy-efficient, RES installation – water-air heat pumps, modernisation of heating systems, repair works of chimneys, modernisation of electrical installations, modernisation of CWU installations, execution of lightning installation and other associated works. the building of the District and Municipal Public Library in Lesk, the gymnasium and the building of the Gymnasium boiler room, the Primary School No. 1 in Lesk and the Primary School in Hoczw. The activities carried out in the project shall include in particular: warming of the building (external and internal partitions, door and window carpentry), modernisation, renovation or replacement of internal heat systems, including exchangers, internal heat nodes, heat recovery and installation of installations using renewable energy sources as heat and/or electricity sources. Products of the project: additional capacity to generate heat from renewable sources – 0.037 MWt, number of built units of thermal energy from RES – 2 units, number of energy-upgraded buildings – 5 units, usable area of buildings undergoing thermal modernisation of 6140.75 m², number of modernised heat sources – 4 units.The project contributes to the objectives of the Low-Emission Economy Plan for the Municipality of Lesko for the years 2015-2020.