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

https://mill-wiki.win/index.php/Is_a_3-Zone_27K_(9K%2B9K%2B9K)_Enough_for_Three_Bedrooms%3F

Thinking about installing a mini split yourself? With pre-charged R-454B quick-connect linesets, you skip the vacuum pump and EPA Section 608 license hassle. Choose 9K or 12K models with simple 115V plug-in power