Comparing 2026 DIY cold-climate mini splits? Zone Air and MRCOOL differ in...

https://www.re-thinkingthefuture.com/article/best-diy-mini-split-for-cold-climate-heating-in-2026/

Comparing 2026 DIY cold-climate mini splits? Zone Air and MRCOOL differ in install kits, controls, and low-temperature specs. One model is rated to -22°F, but sizing, wiring, and line-set length still matter when choosing a system.