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

https://page-wiki.win/index.php/Zone_Air_Multi_Zone_DIY_Systems:_Are_They_Tested_for_Leaks_Before_Shipping%3F

If you’re planning a DIY multi-zone mini split in 2026, Zone Air and MRCOOL both offer solid options but with some key differences. Zone Air stands out with cut-to-length line sets, making installation easier in older homes where precision matters