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

https://wiki-nest.win/index.php/DIY_Mini_Split_Install_Steps_Checklist_for_Multi-Zone_(Plan,_Mount,_Route,_Connect_Power)

If you’re tackling a DIY multi-zone mini split, Zone Air and MRCOOL offer solid options with practical features. Zone Air units go up to 24 SEER2, a slight boost over MRCOOL’s 23 SEER2, which can mean better energy savings over time