2026 DIY mini split matchup: MRCOOL offers 24 SEER2; Zone Air, 23 SEER2. The...

https://ameliassplendidthoughts.huicopper.com/is-zone-air-really-24-seer2-or-is-that-marketing

2026 DIY mini split matchup: MRCOOL offers 24 SEER2; Zone Air, 23 SEER2. The key? Best value for temps above -15°F, or Zone Air Hyper Heat for heating down to -22°F. Choose based on your winter lows—not just efficiency or your home’s usual coldest nights.