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

https://aged-wiki.win/index.php/If_I_Over-Torque_a_Fitting,_Is_That_Covered_Under_Warranty%3F

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