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Re: 1st 1234yf/134a mix
Posted to HVAC Forum on 3/26/2019 1 Reply

If I recall correctly, negative effects of mixing the 2 has more to do with the oils used with each type of refrigerant. From what I’ve heard, if POE oil is introduced to the system instead of PAG oil, its can cause some chaos, specifically on hybrids vehicles... Login to read more.

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