Comparing DIY mini splits for 2026? Look beyond SEER2 ratings: a 24 SEER2 unit...

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Comparing DIY mini splits for 2026? Look beyond SEER2 ratings: a 24 SEER2 unit may still be a poor fit if its line set won’t reach your room. Weigh cold-weather performance, install effort, warranty terms, and replacement-part access before you buy.