For 2026, the best DIY cold-climate mini splits balance performance and...

https://www.grandmashousediy.com/best-diy-cold-climate-mini-split-hyper-heat-models-compared-mrcool-vs-cooper-hunter-vs-zone-air-2026/

For 2026, the best DIY cold-climate mini splits balance performance and savings. Look for units with at least 24 SEER2 ratings and heating capacity down to -22°F to stay cozy all winter