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

https://wakelet.com/wake/LxT-kI2uTDKRKJx9SVeFe

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. You can run 9K and 12K units on simple 115V plug-in options