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Re: MACS Section 609 technician training updated for R-1234yf
Posted to HVAC Forum on 12/22/2014 9 Replies

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Won't be EPA certified to recover 1234yf? It's been a while, but when I got my 609 and 608 Universal certs, I seem to remember reading something from the EPA saying that I'm certified from then 'til ... Login to read more.

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