CLIMA is a scientifique and technical event organised on behalf of REHVA, by one of its members. This international congress & exibition is the biggest event held in Europe on topics like HVAC, energy efficiency, smart buildings and cities, net Zero Energy and passive buildings, renewables technology asf.  
At first held every four years, CLIMA congress is now held every three years. This international congress is organized by one of the member associations of REHVA and is attended by professionals from all over the world. The CLIMA 2000 congresses were held in Milan (1975), Budapest (1980), Copenhagen (1985), Sarajevo (1989), London (1993), Brussels (1997), Naples (2001), Lausanne (2005), Helsinki (2007), Antalya (2010), Prague (2013) and Aalborg (2016), around 1000 HVAC professionals attending the event during the last editions.  
In 2019, on 26th till 29th of May, the congress will be organised in Bucharest by AIIR and UTCB. 

REHVA - the Federation of European Heating, Ventilation and Air Conditioning (HVAC) Associations (www.rehva.eu) is the professional pan-European organization dedicated to the improvement of health, comfort and energy efficiency in all buildings and communities, representing a network of more than 100.000 engineers from 27 countries.  
REHVA has more than 40 representative companies supporting its actions and projects.

2. CLIMA 2019 FORMAT  
• Keynote sessions with notorious international speakers • Scientific and technical sessions with presentations on the most recent research, innovation and development projects • Posters sessions with short technical communications on diferent applications regarding climate change and the built environment (in cooperation with DAIKIN-diamond sponsor of CLIMA 2019) • Technical and scientific workshops on present and future technologies in the built environment (please ask the organizing team for prises) • Industry forums to discuss the major topics linked to the built environment taking into account the climate change • An exhibition for companies will be arranged in conjunction with the congress (please ask the organising team for prises) • European and World Student competitions allowing future stars in the built environement field to discuss about their scientific preoccupations and share their technical talents • Training courses for HVAC&S&R professionals with leading experts during the congress sessions • A rich and very attractive Social Program to “taste” the Romanian hospitality and culture. 

3. CLIMA 2019 CALENDAR  
Action Deadline
First Call for Papers (Abstracts) - December 2017
Abstracts Submission Opening - December 2017
Full Papers Submission Opening - February 2018
Second Call for Papers (Abstracts+Full Papers) - February 2018
Third Call for Papers (Abtracts+Full Papers) - July 2018
Deadline for Submission of Abstracts - September 2018
Deadline for Full Papers Submission - November 2018
Registration Opening - December 2018 (early registration until 1st of February 2019)
Clima 2019 Congress - May 26-29, 2019