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 ...

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, ...

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 ...

During an air conditioning tune-up or even a new system installation, you may hear words like Puron, Freon, R-22 or R-410A. These are the technical and brand names of widely used refrigerants found in ...