The object of the project is the building of the District Department of the Police of the Czech Republic Domažlice, Kosmonautů 165, building no. SO 01 p. No. 1650/10 and 5372/1, which will be repaired to the outer shell, replacement of window and door fillings that do not meet the required thermally technical characteristics and the replacement of internal heating. The project is oriented towards reducing the energy performance of the building. Its implementation will have a positive impact on the environment.