Refrigerant Recovery and Charging Protocols Determine Your HVAC System's Usable Lifespan
https://precision-always-ready-sac.lucialpiazzale.com/central-ac-replacement-costs-rise-when-airflow-engineering-is-overlooked-during-installation
Most HVAC systems remain functional for 15 to 20 years, but proper refrigerant handling procedures during service directly extend that timeline