Why is there Hate in the Trade? | R421A and R427A Refrigerant Discussion
Zack's Shop Talk - Ein Podcast von Zack Psioda
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In this episode of HVAC Shop Talk, Zack discusses two different subjects. in the first half of the podcast he explores the theories that explain why there is some much hate/ discord among tradesmen. In part 2 Zack talks about the properties of R421A and R427A refrigerant.
