Thinking about a DIY mini split install? These systems come with pre-charged...
https://brooksfznx367.theburnward.com/can-a-diy-mini-split-really-heat-when-it-is-13-f-outside
Thinking about a DIY mini split install? These systems come with pre-charged R-454B quick-connect linesets, so you can skip the vacuum pump and EPA Section 608 license hassle. Plus, 9K and 12K models offer easy 115V plug-in power