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

https://tessatopmaid.com/how-do-i-pick-between-wall-mount-cassette-and-concealed-duct-mini-splits/

Thinking about a DIY mini split install? These systems use pre-charged R-454B quick-connect linesets, so there’s no vacuum pump or EPA Section 608 license needed. Plus, the 9K and 12K units come with easy 115V plug-in options