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

https://www.bookmark-ignite.win/looking-for-a-cold-climate-mini-split-in-2026-models-with-24-seer2-ratings

In 2026, the best DIY cold-climate mini splits offer up to 24 SEER2 efficiency and reliable heating down to -22°F, perfect for harsh winters