Thinking about a DIY mini split? Our systems come with pre-charged R-454B...

https://www.4shared.com/office/wB0H-3Xrjq/pdf-74784-38062.html

Thinking about a DIY mini split? Our systems come with pre-charged R-454B quick-connect linesets so you can skip the vacuum pump and avoid needing an EPA Section 608 license. The 9K and 12K units plug into a standard 115V outlet for even easier installs