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

https://wiki-triod.win/index.php/What_is_a_Concealed_Duct_Mini_Split_and_When_Does_It_Make_Sense%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