For 2026, DIY cold-climate units from Zone Air and MRCOOL merit a close look....

https://garrettssmartchat.bearsfanteamshop.com/how-do-i-compare-a-wall-head-vs-ceiling-cassette-vs-ducted-air-handler

For 2026, DIY cold-climate units from Zone Air and MRCOOL merit a close look. Compare -22°F heat, SEER2, line-set fit, and power. Check your room load and winter lows; read the install guide first