For 2026, the best cold-climate mini splits deliver up to 24 SEER2 efficiency...

https://extra-wiki.win/index.php/Where_Should_I_Mount_the_Outdoor_Unit_in_Deep_Snow_Areas%3F

For 2026, the best cold-climate mini splits deliver up to 24 SEER2 efficiency and reliable heating down to -22°F. DIYers save $1,500-$3,000 by skipping pro installs