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Coolant Chemistry Determines Whether Your Unit Survives 15 or 20 Years

https://precisionhvacrepairsacramento-licensed-sac-near-super-mark9096.talesignal.com/posts/staged-pressure-testing-and-electronic-leak-detection-pinpoint-sealed-system-faults-in-sacramento-cooling-units

The refrigerant your central AC unit uses directly governs its lifespan. Systems charged with R-410A typically last 15–20 years, while those still running on R-22 face EPA phase-out constraints that accelerate replacement urgency