For 2026, MRCOOL’s 24 SEER2 tops Zone Air’s 23 SEER2, but the best pick depends...

https://evelynsexpertcolumns.brightsora.com/posts/how-do-i-mount-the-indoor-air-handler-so-it-s-level-and-doesn-t-rattle

For 2026, MRCOOL’s 24 SEER2 tops Zone Air’s 23 SEER2, but the best pick depends on your winter. Choose MRCOOL for value above -15°F; choose Zone Air Hyper Heat for heat down to -22°F. Check your local lows, home needs, and budget before you buy.