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

https://remingtonqppo167.fotosdefrases.com/if-i-over-torque-a-fitting-is-that-covered-under-warranty

Thinking about a DIY mini split? These systems come with pre-charged R-454B quick-connect linesets, so you skip the vacuum pump and don’t need an EPA Section 608 license