For 2026, compare DIY mini splits by more than efficiency: 24 SEER2 won't help...

https://fair-wiki.win/index.php/Cooper_%26_Hunter_Hyper_Heat_Down_to_-22%C2%B0F:_Is_That_Real%3F

For 2026, compare DIY mini splits by more than efficiency: 24 SEER2 won't help if the line set falls short. Check 8-75 ft options, cold-weather ratings, and whether a precharged line makes installation easier.