Thinking about a DIY mini split installation? With pre-charged R-454B...

https://www.pure-bookmark.win/thinking-of-installing-a-mini-split-yourself-our-pre-charged-r-454b

Thinking about a DIY mini split installation? With pre-charged R-454B quick-connect linesets, you can skip the vacuum pump and avoid needing an EPA Section 608 license. Plus, 9K and 12K models offer simple 115V plug-in options