Tackling a 3-zone DIY mini split lets you control comfort in multiple rooms...

https://cashsgreatblog.novacrestiq.com/posts/can-a-3-zone-mini-split-cover-close-to-2-000-sq-ft

Tackling a 3-zone DIY mini split lets you control comfort in multiple rooms without sky-high energy bills. Most systems boast a solid SEER2 rating around 24, keeping your electricity use in check