This 2026 DIY cold-climate mini split comparison looks at Zone Air and MRCOOL...

https://jasperotbu571.iamarrows.com/zone-air-12-000-btu-price-is-it-really-about-1-999-direct

This 2026 DIY cold-climate mini split comparison looks at Zone Air and MRCOOL for low-temperature heating, sizing, line-set kits, and install effort. Some models are rated to -22°F, but check electrical needs and included parts before buying.