If you’re tackling a DIY multi-zone mini split project in 2026, Zone Air and...

https://annamaid.com/what-are-the-downsides-of-not-self-installation-mini-splits-that-ship-empty-line-sets/

If you’re tackling a DIY multi-zone mini split project in 2026, Zone Air and MRCOOL both make solid choices—but with some key differences to consider