During the critical repair window, HVAC systems can reach 20 years of reliable operation

https://precision-always-ready-sac.lucialpiazzale.com/central-ac-replacement-costs-rise-when-airflow-engineering-is-overlooked-during-installation

A typical HVAC system operates effectively for 15 to 20 years, but that lifespan depends heavily on how quickly you address breakdowns when they occur