Want a mini split in your cold garage? See how to size it, check its low temp...
https://city-wiki.win/index.php/Why_Is_the_18,000_BTU_230V_Unit_Around_$2,600_Equipment_Only%3F
Want a mini split in your cold garage? See how to size it, check its low temp rating, and make sure a 15A breaker can fit your plan