Comparing DIY cold-climate mini splits for 2026? We look at Zone Air, MRCOOL,...

https://edgarscoolchat.talesignal.com/posts/how-long-do-diy-mini-splits-last-is-15-20-years-real

Comparing DIY cold-climate mini splits for 2026? We look at Zone Air, MRCOOL, and Pioneer for low-temperature heating, efficiency, line-set options, and kit contents—plus what to check before choosing a system rated to run at -22°F.