Compare 2026 DIY cold-climate mini splits from Zone Air and MRCOOL, with a...

https://tessatopmaid.com/is-a-concealed-ducted-mini-split-worth-it-for-a-cleaner-look/

Compare 2026 DIY cold-climate mini splits from Zone Air and MRCOOL, with a practical look at low-temperature heating, efficiency, installation needs, and kit contents. Some models are rated to -22°F, but performance and included parts vary.