30.99 30 qer 2026
ISO
ISO/TC 86/SC 6
International Standard
•Cooling, Heating, (Heat recovery, Ventilation)
•Air-to-air and Air-to-water and Water-to-water systems
•Single circuit (at first, VRF should be later)
•Required data range and accuracy
IN_DEVELOPMENT
ISO/CD 24280
30.99
CD approved for registration as DIS
30 qer 2026