If you’re tackling a DIY multi-zone mini split, Zone Air and MRCOOL stand out...
https://post-wiki.win/index.php/How_Do_I_Keep_Line_Hide_Runs_Tighter_and_Less_Noticeable_on_the_Exterior%3F
If you’re tackling a DIY multi-zone mini split, Zone Air and MRCOOL stand out for practical reasons