Choosing between MRCOOL and Zone Air? MRCOOL’s 24 SEER2 tops Zone Air’s 23, but...

https://www.coast-bookmarks.win/comparing-mrcool-and-zone-air-diy-mini-splits-for-2026-mrcool-s-24-seer2-edges

Choosing between MRCOOL and Zone Air? MRCOOL’s 24 SEER2 tops Zone Air’s 23, but climate is the key: go for the best value above -15°F, or choose Hyper Heat for reliable heating down to -22°F.