The Federal Government has formally announced that it intends to phase down the use of hydrofluorocarbon (HFC) refrigerants.

The reason is that these substances contribute significantly to global warming due to their very high global warming potential (GWP). The alternatives to HFCs are natural refrigerants and low global warming synthetic refrigerants, also known as fourth generation or hydrofluoroolefin (HFO) refrigerants. The HFC phase-down will have a profound effect…