What is R134a?
• Technically, tetrafluoroethane, also called simply R-134a, Genetron 134a, Freon 134a or HFC-134a, is a haloalkane refrigerant without an ozone depletion potential and thermodynamic properties similar to R-12 (dichlorodifluoromethane). It has the formula CH2FCF3, and a boiling point of −26.3 °C (−15.34 °F). • More simply put, R134a is the refrigerant in your air conditioning system. Go to Customer Support / Basics of Bus Air Conditioning to learn more about refrigerant.