Thinking of installing a mini split yourself? With pre-charged R-454B...

https://wiki-cafe.win/index.php/I_Kinked_My_Mini_Split_Lineset_%E2%80%93_Can_I_Straighten_It_or_Do_I_Need_to_Replace_It%3F

Thinking of installing a mini split yourself? With pre-charged R-454B quick-connect linesets, you skip the vacuum pump and the need for an EPA Section 608 license. Plus, 9K and 12K units come with easy 115V plug-in options. Most installs take 4 to 8 hours