Comparing MRCOOL and Zone Air DIY mini splits for 2026? MRCOOL’s 24 SEER2 edges...

https://stephensimpressivejournals.tearosediner.net/what-size-mini-split-for-a-garage-12k-18k-or-24k

Comparing MRCOOL and Zone Air DIY mini splits for 2026? MRCOOL’s 24 SEER2 edges Zone Air’s 23, but the real choice is value above -15°F or Hyper Heat that keeps working down to -22°F. Match the unit to your winter lows—not just the efficiency rating.