Duct Restrictions and Compressor Strain Cut HVAC Longevity to 10-15 Years

https://precisionhvacrepaircenter.timeforchangecounselling.com/furnace-service-timing-depends-on-documented-age-and-cost-ratio-thresholds-for-repair-viability-1

Most HVAC systems last 10 to 15 years, but airflow engineering determines whether your unit reaches that age reliably