For 2026, the best cold-climate mini splits deliver reliable heat down to -22°F...

https://www.hometalk.com/member/259583614/gussie1580272

For 2026, the best cold-climate mini splits deliver reliable heat down to -22°F with efficiency ratings above 24 SEER2. DIYers save $1,500 to $3,000 by installing units with 8-75 ft line sets included