For 2026, DIYers tackling cold-climate mini splits should eye models boasting...

https://ace-wiki.win/index.php/R-32_vs_R-454B:_Which_Refrigerant_is_Better_for_2026_Mini_Split_Installs%3F

For 2026, DIYers tackling cold-climate mini splits should eye models boasting 24 SEER2 ratings and reliable heating down to -22°F. Expect to save $1,500-$3,000 on professional install costs with systems supporting line sets from 8 to 75 feet