In 2026, top cold-climate mini splits hit 24 SEER2 efficiency and run smoothly...

https://www.insert-bookmark.win/looking-to-tackle-a-cold-climate-mini-split-in-2026-models-with-24-seer2

In 2026, top cold-climate mini splits hit 24 SEER2 efficiency and run smoothly down to -22°F. DIY installers save $1,500 to $3,000 by handling setups with 8-75 ft line sets