How to Size an AC Unit for a Florida Home: Contractor’s Guide to Manual J Load Calculations (2026)

SEER2 vs SEER: What’s the Difference and Why It Matters for Florida HVAC in 2026 If you’re a Florida contractor who’s been in the trade more than a few years, you’ve watched the efficiency ratings change: SEER to SEER2. And if you’ve had to explain it to a homeowner or a building inspector, you know…