See what a DIY garage mini split really takes, from checking your panel and...
https://mill-wiki.win/index.php/Do_Mini_Splits_Really_Run_30%25_to_50%25_More_Efficiently_Than_Traditional_Units%3F
See what a DIY garage mini split really takes, from checking your panel and sealing cold-air leaks to choosing a unit that can heat at -13°F