The Latest Vertical Air Conditioners 2019
- Vertical air conditioners are designed specifically for roughly 14-inch wide (most are slightly above 14) slider and casement windows, which are narrower (but taller).
- To make it to this list, vertical mounted casement air conditioners must be taller than wide and obey an absolute maximum width of 14.5 inches in order to fit narrow windows.
- Width values are rounded in the list, but listed specifically on each model's own page.
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