EPA Lists HFO-1234yf as Acceptable Refrigerant for Motor Vehicle Air Conditioning in Nonroad Vehicles

Summary

The US Environmental Protection Agency (EPA) has added 2,3,3,3-tetrafluoroprop-1-ene, also known as HFO-1234yf or R-1234yf, to its Significant New Alternatives Policy program, allowing its use in certain nonroad vehicles and requiring unique servicing fittings for small refrigerant cans.