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

https://wiki-velo.win/index.php/Is_a_21,000_BTU_(12K%2B9K)_Dual-Zone_Mini_Split_Enough_for_Two_Rooms%3F

Thinking about a DIY mini split install? These pre-charged R-454B quick-connect linesets mean no vacuum pump or EPA Section 608 license required. Plus, 9K and 12K models come with easy 115V plug-in options