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

https://zone-air.com/solutions/diy-mini-splits/

Thinking about a DIY mini split install? With pre-charged R-454B quick-connect linesets, you skip the vacuum pump and no EPA Section 608 license is needed. Choose easy 115V plug-in models for 9K and 12K BTU units