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

https://victor-wiki.win/index.php/Quietest_Option_for_a_Bedroom:_Wall_Mount_vs_Cassette_vs_Concealed_Ducted_Mini_Splits

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