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

https://homesandexterior.com/best-diy-mini-split-heat-pump-2026-mrcool-vs-competitors/

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.