The project concerns the energy upgrade of the building of the High School – Professional High School (EPA) Kantanos Municipality of Kantanos – Selino Chania, aiming to upgrade from category E to category B of the Energy Efficiency Regulation (KENAK). The following interventions are included:- Installation of a certified external thermal insulation system.- Replacement of the wooden roof, with partial reconstruction of its wooden frame and addition of thermal insulation – waterproofing to it.- Full construction of thermal insulation – waterproofing in the room above the canteen.- Replacement of the simple metal frames of single glazing from double glass frames, with thermal insulation.