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 ...

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 ...

R-410A has been called the air conditioning refrigerant of the future and the long-term HFC replacement for R-22. But 410A is also turning up in refrigeration applications. One example is an ice rink ...

A supply shortage led one tech to charge an R-454B unit with R-410A. The result: no cooling, high pressures, and an expensive ...