Thinking about a DIY mini split install? These systems use pre-charged R-454B...

https://www.bookmark-belt.win/installing-a-mini-split-yourself-is-easier-than-you-might-think-with

Thinking about a DIY mini split install? These systems use pre-charged R-454B quick-connect linesets, so you skip the vacuum pump and EPA Section 608 license hassle. The 9K and 12K models plug into standard 115V outlets