For 2026, a mini split with a SEER2 rating around 22 makes for an efficient,...

https://daisydustmaid.com/will-a-diy-mini-split-heat-my-house-down-to-13f/

For 2026, a mini split with a SEER2 rating around 22 makes for an efficient, cost-effective choice. Look for models that plug into a standard 115V outlet if you want a simpler install without an electrician