Installing a mini split system yourself in the U.S. offers significant...

https://www.toro-bookmarks.win/installing-a-mini-split-system-yourself-in-the-us-can-deliver-real-value-but

Installing a mini split system yourself in the U.S. offers significant benefits—if you understand the scope and are realistic about your skills. DIY mini splits can save you thousands in labor costs, often cutting installation expenses by 30-50%