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

https://speedy-wiki.win/index.php/How_Much_Is_a_Ceiling_Cassette_Mini_Split_for_a_475_sq_ft_Room%3F

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