For 2026, MRCOOL’s 24 SEER2 beats Zone Air’s 23 SEER2 on efficiency, but the...

https://mariossuperbchat.wordcanopy.com/posts/do-i-really-need-a-disconnect-box-for-a-mini-split-condenser

For 2026, MRCOOL’s 24 SEER2 beats Zone Air’s 23 SEER2 on efficiency, but the choice comes down to climate: MRCOOL for best value above -15°F, or Zone Air Hyper Heat for heating down to -22°F.