If you’re tackling a DIY multi-zone mini split, both Zone Air and MRCOOL have...

https://knockoffdecor.com/diy-multi-zone-mini-split/

If you’re tackling a DIY multi-zone mini split, both Zone Air and MRCOOL have solid options in 2026. Zone Air offers impressively efficient indoor units with ratings up to 24 SEER2, a step above MRCOOL’s typically 23 SEER2