Thinking about installing a mini split yourself? DIY systems with pre-charged...
https://www.jelly-bookmarks.win/thinking-about-a-diy-mini-split-install-these-systems-use-pre-charged-r-454b
Thinking about installing a mini split yourself? DIY systems with pre-charged R-454B quick-connect linesets make it easier—no vacuum pump or EPA Section 608 license needed. Many 9K and 12K models plug into standard 115V outlets