Shopping DIY mini splits for 2026? MRCOOL’s 24 SEER2 and Zone Air’s 23 SEER2...

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

Shopping DIY mini splits for 2026? MRCOOL’s 24 SEER2 and Zone Air’s 23 SEER2 make efficiency close. The real choice: best value above -15°F or Hyper Heat designed to operate down to -22°F. Match the system to your winter lows.