What Is The New Refrigerant For 2025 R134a. Big changes are on the horizon for air conditioners in 2025 with the introduction of new, more environmentally friendly refrigerants known as a2l refrigerants. All new equipment manufactured starting in january, 2025 will need to use the new refrigerants.

These new refrigerants have a. To reduce global warming potential that is associated with climate change, manufacturers of process chillers are in a transitional period for refrigerant use including the scheduled phase out of r134a (1,430 gwp),.