Installing a mini split system doesn’t have to be complicated. Many models come...

https://www.kilobookmarks.win/thinking-about-a-diy-mini-split-install-these-systems-use-pre-charged-r-454b

Installing a mini split system doesn’t have to be complicated. Many models come with a pre-charged quick-connect lineset up to 16 feet, so you can skip the vacuum pump and avoid needing an EPA Section 608 license