Thinking about a DIY mini split install? These systems use pre-charged R-454B...
https://www.pexels.com/@glenn-dumitru-2163212520/
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