For 2026, a mini split with a SEER2 rating around 18 is a smart balance of...

https://www.omnihomeideas.com/hvac/top-easy-install-mini-split-systems-2026-best-brands-compared/

For 2026, a mini split with a SEER2 rating around 18 is a smart balance of efficiency and cost. Look for a unit that runs on a standard 115V plug-in if you want an easier DIY install