Supported by the Thailand Convention and Exhibition Bureau (TCEB) and leading international industry associations—including Malaysian Air-Conditioning & Refrigeration Association (MACRA), The Society of Air-conditioning and Refrigerating Engineers of Korea (SAREK), Brazilian Association of Refrigeration, Air Conditioning, Ventilation and Heating (ABRAVA), and Air Movement and Control Association (AMCA), the Russian HVAC Society (ABOK), the Refrigeration and Air-Conditioning Trades Association (RATA), Eurovent, La Gazette du LABORATOIRE and Association of Engineers for Microcontamination Control (ASENMCO)—the ASEAN RHVAC & Cleanroom Industry Expo 2026 is set to make a grand return from March 25-27 at the IMPACT Exhibition Centre, Bangkok, Thailand.