Minor Leaks Transform Into $5000+ Failures When Warning Signs Get Dismissed
https://precision-anytime-hvac.cavandoragh.org/pressure-drops-below-manufacturer-thresholds-disable-most-hvac-cooling-and-heating-cycles
The $5000 rule for AC refers to a decision threshold: when repair costs exceed half the price of a new unit, cascade-failure risk accelerates and collateral-damage exposure grows exponentially