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

https://shed-wiki.win/index.php/Are_MRCOOL_Refrigerant_Leaks_a_Common_Complaint_on_Trustpilot%3F

2026’s DIY mini split matchup: MRCOOL brings 24 SEER2; Zone Air, 23 SEER2. The key call is simple: choose best value if winters typically stay above -15 F, or Hyper Heat for warmth down to -22 F