Comparing DIY cold-climate mini splits for 2026? Zone Air and MRCOOL offer...

https://spencerssmartword.quillnesty.com/posts/what-maintenance-actually-keeps-a-mini-split-running-for-15-20-years

Comparing DIY cold-climate mini splits for 2026? Zone Air and MRCOOL offer homeowner-friendly options, but compare low-temperature capacity, included line-set length, and electrical requirements before you buy. One model is rated to -22°F.