For a 2026 DIY mini split, compare more than efficiency: check line-set length,...

https://www.slideserve.com/gwyneyxcez/what-is-a-true-diy-mini-split-definition-before-you-buy

For a 2026 DIY mini split, compare more than efficiency: check line-set length, cold-weather limits, and what the kit includes. A 24 SEER2 rating looks good, but an 8-75 ft line set may matter more if the outdoor unit sits far from your room.