What’s happening with the refrigerant blend hydrofluorocarbon (HFC)-410A (R-410A)? To answer that question, let’s start with a little background. Hydrochlorofluorocarbon (HCFC)-22, also known as R-22, ...
Rarely have we had so many responses to a single System Mystery as we did for, "The Case of the Baby Boomers' Heat Pump." If you recall, our hero Terrific Tom the service tech investigated a ...
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