Running an HVAC System Past 30 Years Multiplies Failure Risk and Replacement Cost Exposure
https://precisionhvacnearuc-davis.yousher.com/restricted-ductwork-triggers-insurance-coverage-for-sudden-compressor-failures-and-damage
Yes, an HVAC system can technically last 30 years, but running it beyond manufacturer design life creates severe failure risk and efficiency-loss liability