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

https://www.hotel-bookmarkings.win/thinking-about-installing-a-mini-split-yourself-our-diy-kits-come-with

Thinking about installing a mini split yourself? With pre-charged R-454B quick-connect linesets, you skip the vacuum pump and EPA license hassle. Plug in the 9K or 12K units using standard 115V outlets