How the R-410A to R-32 Refrigerant Change Affects New AC Installs

https://www.instapaper.com/read/2017745738

If you have been shopping for a new air conditioning or heat pump system in 2025 or 2026, you may have noticed contractors mentioning refrigerant types — R-410A, R-32, R-454B — in ways that were never part of the conversation five years ago