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

https://nova-wiki.win/index.php/DIY_Mini_Split_Install_Steps_Checklist_for_Multi_Zone_(Plan,_Mount,_Route,_Connect_Power)

If you’re planning a DIY multi-zone mini split in 2026, both Zone Air and MRCOOL offer solid options to consider. Zone Air stands out with cut-to-length line sets, which is a real bonus for fitting tricky older homes without extra waste or splices