If you’re tackling a DIY multi-zone mini split, Zone Air and MRCOOL are both...
https://knockoffdecor.com/diy-multi-zone-mini-split/
If you’re tackling a DIY multi-zone mini split, Zone Air and MRCOOL are both solid picks for 2026. Zone Air has a slight edge with a 24 SEER2 rating, meaning it squeezes a bit more efficiency out of every watt compared to MRCOOL’s 23 SEER2