"R32 gas is a type of refrigerant gas that is used in aircon units. For an aircon system to work, gases like R32 must be present and maintained at certain levels within the system. When we simply refer to “R32”, it assumes that the R32 is either “pure” or of high enough purity to run air conditioner systems without any issues. R32 is extremely popular for air conditioning. If you a... https://airconpros.com.sg/aircon-gas-r32-pros-and-cons/