Retrofitting refrigerant in automotive applications: What are the current rules?

By Refrigerants Australia executive director Dr Greg Picker

With the start of the transition to R1234yf in significant numbers in new vehicles and the HFC quota likely to impact refrigerant supply and price, the mobile air-conditioning industry is trying to assess what refrigerants they can use in a retrofit situation. 

The situation seems complicated and is not entirely settled, but there are some certainties, and the future considerations are defined, if not yet resolved.