For 2026, this DIY mini split comparison weighs MRCOOL’s 24 SEER2 against Zone...

https://padlet.com/interworldradiofbhrz/bookmarks-s024j12ah16lnis2hub3/wish/E851Q0qGJn5mZVAb

For 2026, this DIY mini split comparison weighs MRCOOL’s 24 SEER2 against Zone Air’s 23 SEER2. Choose MRCOOL for value above -15°F, or Zone Air Hyper Heat for heating down to -22°F. Let your winter lows guide the pick.