Thinking of installing a mini split yourself? With pre-charged R-454B...

https://www.seo-bookmarks.win/thinking-about-a-diy-mini-split-installation-with-pre-charged-r-454b

Thinking of installing a mini split yourself? With pre-charged R-454B quick-connect linesets, you can skip the vacuum pump and the EPA Section 608 license hassle. Many 9K and 12K units plug into a standard 115V outlet for easy setup