Once HVAC equipment hits 15 years old, failure costs spike beyond $5,000 annually

https://precision-hvac-repair-crew-sac-near-heron-school0897.wordcanopy.com/posts/standard-warranty-coverage-benchmarks-determine-your-hvac-system-s-useful-life-and-protection-duration

The $5,000 rule is a failure-risk threshold: once your HVAC system reaches age 15, running it beyond that point exposes you to replacement-cost shock far exceeding $5,000, plus the breakdown liability of a mid-cycle failure during Sacramento's