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

https://sethscoolword.publishlane.com/posts/best-115v-plug-in-mini-split-for-a-cold-climate-garage

For 2026, the best DIY cold-climate mini splits deliver up to 24 SEER2 efficiency and operate reliably down to -22°F. These units support line sets from 8 to 75 feet, perfect for flexible installation options