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

https://nova-wiki.win/index.php/What_is_a_Pre-Charged_Quick_Connect_Mini_Split,_in_Plain_English%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