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

https://www.start-bookmarks.win/thinking-about-a-diy-mini-split-these-pre-charged-r-454b-quick-connect

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