Thinking about a DIY mini split system? These units come with pre-charged...

https://telegra.ph/Will-DIY-Install-Void-My-Mini-Split-Warranty-07-28

Thinking about a DIY mini split system? These units come with pre-charged R-454B quick-connect linesets, so you can skip the vacuum pump and the EPA Section 608 license hassle. Many 9K and 12K models even offer simple 115V plug-in options