The main objective of the project is to improve air quality in the Commune of Chmielnik by reducing pollution into the atmosphere and increasing the energy efficiency of buildings, i.e.: Elementary School in Chmielnik branch in Suchowola, Khmelnytsk Cultural Center, Village Świetlica Chomentówek Village Świetlica in Jasieniu.The planned scope of work includes, among others: •Modernisation of the CO installation (heating system) •Modernisation of the CWU installation (useful warm water) •Warming – outer wall •Exterior door replacement •Water insulation – wall in the ground •Water insulation – exterior wall •Replacement of lighting with energy-efficient[LED] The municipality after completion of the project undertakes to carry out an ex-post audit within 14 months. Benefits of the project: 1. Reducing emissions of pollutants into the atmosphere. 2. Reduced heating costs for the buildings of the Municipality of Chmielnik. 3. Increase the comfort of the use of public infrastructure and the safety of citizens. 4. Promoting environmental action, creating ecological attitudes. INDICATORS: 1.Number of energy-modified buildings [pcs]-4, 2.Usage of buildings which have undergone thermal renovation [m²]- 2391,11, 3.Reduction of annual primary energy consumption in public buildings [kWh/year]-823 297, 4.Number of modernised heat sources [pcs]-4, 5.Amount of electricity saved [MWh/year]-20, 36, 6.Amount of thermal energy saved [GJ/year]- 1872.05, 7.Reduction of final energy consumption from projects[GJ/year]-2 488.77, 8.Estimated annual reduction in greenhouse gas emissions -245.64.