Shopping DIY mini splits for 2026? MRCOOL offers 24 SEER2, compared with Zone...
https://archerssplendidcolumn.hexaforgey.com/posts/do-multi-zone-diy-mini-splits-take-a-full-weekend-to-install
Shopping DIY mini splits for 2026? MRCOOL offers 24 SEER2, compared with Zone Air’s 23 SEER2. The key choice: best value for heating above -15°F, or Zone Air Hyper Heat for cold-weather performance down to -22°F.