For a 2026 DIY mini split, compare more than SEER2. A 24-SEER2 unit may use...

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For a 2026 DIY mini split, compare more than SEER2. A 24-SEER2 unit may use less power, but check line-set length (some kits span 8-75 ft), cold-weather performance, and whether the indoor head’s placement and upkeep suit your room.