If you’re thinking about installing a mini split yourself, start by planning a...

https://www.bookmarkingqueen.win/thinking-about-installing-a-mini-split-yourself-i-ll-walk-you-through-drilling

If you’re thinking about installing a mini split yourself, start by planning a 3-3.5 inch hole through an exterior wall for the line set. Most single-zone systems run on standard 115V power, which simplifies wiring