Installing a mini split system yourself in the US can be a smart,...

https://www.scribd.com/document/1013318156/Why-HVAC-Quotes-Are-So-High-A-Practical-Guide-for-DIY-Friendly-Homeowners-123814

Installing a mini split system yourself in the US can be a smart, cost-effective choice—if you’re ready for some hands-on work. The biggest benefit? Significant savings on labor costs