In 2026, DIYers installing cold-climate mini splits can save $1,500-$3,000 off...

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In 2026, DIYers installing cold-climate mini splits can save $1,500-$3,000 off pro installs by choosing units with proven reliability below -22°F. Look for models with at least 24 SEER2 and flexible 8-75 ft line sets to fit varied layouts