When unitary heat pumps and air conditioners using R-410A were introduced to hvac contractors, many were skeptical. They had been working with R-22 systems for so long, the change seemed unreal. Then ...
[Editor’s note: This article is the first in a series focusing on refrigerants and refrigerant blends. This month’s article will concentrate on the HCFC-22 air conditioning replacement refrigerant ...
Question: Do I need to replace my R-22 system with an R410A refrigerant? — Noah, Plantation. Answer: The "Clean Air Act" mandates that all HVAC equipment manufacturers stop production of equipment ...
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