Shopping DIY mini splits for 2026? MRCOOL’s 24 SEER2 rating edges out Zone Air...

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Shopping DIY mini splits for 2026? MRCOOL’s 24 SEER2 rating edges out Zone Air at 23, but the real choice is value versus cold-weather reach: choose MRCOOL for strong value above -15°F, or Zone Air Hyper Heat if you need heating down to -22°F.