Choosing a DIY mini split for 2026 comes down to cold-weather needs: MRCOOL...

https://wiki-saloon.win/index.php/Is_the_Payback_on_a_23%E2%80%9324_SEER2_Unit_Really_Just_a_Few_Years%3F

Choosing a DIY mini split for 2026 comes down to cold-weather needs: MRCOOL delivers value above -15°F with 24 SEER2, while Zone Air’s 23 SEER2 Hyper Heat can heat down to -22°F. Decide whether extra cold-weather reach is worth the trade-off.