For DIYers tackling cold-climate mini split installs in 2026, focus on units...

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

For DIYers tackling cold-climate mini split installs in 2026, focus on units with 24 SEER2 ratings and heating down to -22°F for reliable warmth. Expect line set lengths from 8 to 75 feet to fit your layout