For 2026, compare Zone Air and MRCOOL cold-climate mini splits by low-temp...

https://penzu.com/p/4e07685d2e23d547

For 2026, compare Zone Air and MRCOOL cold-climate mini splits by low-temp output, efficiency, and install needs. Some models heat to -22°F, but check capacity at your winter design temp, included line-set length, and electrical specs before you buy.