For 2026, compare DIY mini splits by more than SEER2: check line-set length,...

https://www.bookmark-step.win/for-2026-compare-diy-mini-splits-by-more-than-seer2-check-line-set-length

For 2026, compare DIY mini splits by more than SEER2: check line-set length, low-temperature output, noise, and warranty support. A 24 SEER2 model may suit mild climates, while -22 F operation matters more in colder regions