R-410A Phase-Out Drives The $5000 AC Rule For Sacramento Homeowners
https://precisionhvacrepaircenter.timeforchangecounselling.com/initial-triage-assessment-reveals-whether-your-10-to-15-year-unit-needs-replacement-or-repair
The $5000 AC rule stems from EPA refrigerant regulations: if your system uses R-22 or requires more than $5000 in repairs, the EPA often mandates replacement rather than retrofit with new refrigerant types like R-410A or R-454B