Alternative refrigerants
CO2 and Alternative Refrigerants
The benefits of cooling without the release ot harmful green house gases is essential to maintaining a healthy environment and is a topic that is being widely debated.   

Since the end of the nineties EGELHOF has been a leader in developing expansion valves used in automotive air conditioning systems utilizing alternative refrigerants.
The collaboration with our customers resulted in successful developments of the R744 (CO2)-system as well as the new R1234YF.

Research and Development in Heat Technology
Small but powerful!
By applying the patented EGELHOF charge mixture, the volume of the bellow can be reduced by 33 %!
Research and Development in Air Conditioning
A clean affair:
Since 1998, Egelhof has been developing expansion valves for the alternative refrigerant CO2.