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Re: R1234YF Is now the time to get on the train?
Posted to HVAC Forum on 3/30/2020

I did what you are asking about, in 1993 you had to be certified to buy R-12. They were switching to R-134A and retrofitting was done starting around that time also. Many body shops didn't have R-134A equipment and I had as many as 30 body shops calling at the... Login to read more.