Comparing 2026 DIY mini splits? Look beyond SEER2: line-set length, low-temp...

https://stephensimpressivejournals.tearosediner.net/pioneer-mini-split-in-cold-weather-is-it-a-bad-idea

Comparing 2026 DIY mini splits? Look beyond SEER2: line-set length, low-temp heating, noise, and room fit matter day to day. A 24 SEER2 rating and -22 F heating range sound useful, but check install details and warranty before buying.