For DIYers tackling cold-climate mini splits in 2026, look for units with 24...

https://cleaneverycorner.com/how-do-i-size-btus-per-square-foot-for-a-cold-climate-garage/

For DIYers tackling cold-climate mini splits in 2026, look for units with 24 SEER2 efficiency and rating down to -22°F for reliable heat. Models with an 8-75 ft line set offer flexible installation without extra parts