In 2026, the best DIY cold-climate mini splits deliver up to 24 SEER2...

https://avasnewinsights.inkharbory.com/posts/mini-split-for-over-garage-apartment-zone-air-vs-cooper-hunter

In 2026, the best DIY cold-climate mini splits deliver up to 24 SEER2 efficiency and heat down to -22°F, keeping your home cozy year-round. Expect to save $1,500 to $3,000 on professional installation by handling the setup yourself