The project concerns the energy upgrade of the 1st Kindergarten of the Municipality of Grevena.The aim is to save energy and the final gradual depreciation of the cost from it. In addition, with the upgrade, the building is classified as category B+ of the Building Energy Efficiency Regulation (KENAK).The work includes: The installation of external thermal insulation and roof insulation. The installation of new LED light bulbs. The installation of heat pumps to increase the B.A. of the hot medium production system. The installation of monitoring systems of the consumed thermal and electricity.