Thinking about installing a mini split yourself? DIY kits with pre-charged...

https://tessatopmaid.com/how-do-i-pick-between-wall-mount-cassette-and-concealed-duct-mini-splits/

Thinking about installing a mini split yourself? DIY kits with pre-charged R-454B quick-connect linesets make it simpler—no vacuum pump or EPA Section 608 license needed