MRCOOL vs Zone Air: DIY mini splits bring 24 SEER2 vs 23 SEER2 efficiency. Pick...

https://www.web-bookmarks.win/choosing-a-diy-mini-split-for-2026-mrcool-delivers-24-seer2-while-zone-air

MRCOOL vs Zone Air: DIY mini splits bring 24 SEER2 vs 23 SEER2 efficiency. Pick MRCOOL for value in areas above -15°F; choose Zone Air Hyper Heat if you need heating down to -22°F. Your winter lows—not a tiny efficiency gap—should drive the decision.