Thinking about a DIY mini split install? Pre-charged R-454B quick-connect...
https://smart-wiki.win/index.php/Is_a_9,000_BTU_115V_Mini_Split_Enough_for_a_Bedroom_Office_Combo%3F
Thinking about a DIY mini split install? Pre-charged R-454B quick-connect linesets make it simple—no vacuum pump or EPA Section 608 license needed. Plus, the 9K and 12K models have convenient 115V plug-in options. Most installs take 4 to 8 hours