For 2026, a mini split with around 20 SEER2 rating is a smart pick for easy...

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

For 2026, a mini split with around 20 SEER2 rating is a smart pick for easy installs. Look for models that run on a standard 115V plug so you can avoid complicated rewiring