Comparing 2026 DIY mini splits? MRCOOL delivers 24 SEER2 versus Zone Air’s 23...

https://oliviamaids.com/can-a-multi-zone-diy-system-heat-and-cool-a-whole-house/

Comparing 2026 DIY mini splits? MRCOOL delivers 24 SEER2 versus Zone Air’s 23 SEER2. For heating above -15°F, MRCOOL may offer better value; choose Zone Air Hyper Heat if you need warmth down to -22°F.