For 2026, a mini split with a SEER2 around 22 offers solid energy savings...

https://list-wiki.win/index.php/Can_I_Install_a_Mini_Split_Without_Special_HVAC_Tools%3F

For 2026, a mini split with a SEER2 around 22 offers solid energy savings without breaking the bank. Look for models that plug into a standard 115V outlet to avoid costly electrical upgrades