56th International HVAC&R Congress and Exhibition

56th International HVAC&R Congress and Exhibition

The 56th International HVAC&R Congress and Exhibition is to be held from December 10–12, 2025, in Hall 4, Belgrade Fair. The International Congress and Exhibition on KGH is a regular annual meeting with a long tradition of bringing together experts, engineers, researchers, equipment manufacturers, and other professionals from the Republic of Serbia and the world who are involved in energy systems in buildings, cities, and industry, and above all – in the sector of heating, cooling, and air conditioning.

During the Congress and Exhibition, participants have the opportunity to get acquainted with the latest technologies, innovations and directions of development in the field of thermotechnics, as well as to network and exchange knowledge and experience with experts in the HVAC&R sector.

Some of the most current topics that will be discussed are the use of systems with renewable energy sources in highly efficient buildings, in order to achieve nZEB and ZEB, renovation of existing buildings, with special attention devoted to increasing energy efficiency, protection of the living and working environment, economic impact and sustainability.

The Congress' main topics include:

• HVAC systems and equipment
• Refrigeration and refrigerants
• nZEB and buildings decarbonization
• Thermal energy supply in cities
• Renewable energy sources and applications
• Indoor air quality (IAQ)
• Artificial intelligence and smart HVAC systems