For 2026, top DIY cold-climate mini splits deliver up to 24 SEER2 efficiency...

https://www.bookmark-ignite.win/in-2026-cold-climate-mini-splits-shine-with-efficiency-up-to-24-seer2-and

For 2026, top DIY cold-climate mini splits deliver up to 24 SEER2 efficiency and heat down to -22°F, perfect for harsh winters. Expect line sets from 8 to 75 feet, letting you place the unit just right