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

https://sirachapete736.gumroad.com/p/do-i-need-a-vacuum-pump-for-a-pre-charged-mini-split

Thinking about a DIY mini split install? Our pre-charged R-454B quick-connect linesets make it simple—no vacuum pump or EPA Section 608 license needed