For 2026, top DIY cold-climate mini splits run efficient at 24 SEER2 and heat...

https://codysnewinsight.swiftnestly.com/posts/how-big-of-a-hole-do-i-drill-for-a-mini-split-line-set

For 2026, top DIY cold-climate mini splits run efficient at 24 SEER2 and heat down to -22°F, perfect for harsh winters. Most models support line sets from 8 to 75 feet, giving flexible placement