Over-the-range hood microwaves offer the convenience of a combined microwave and “ventilation” system. However, a common misconception is that they effectively remove cooking fumes and pollutants from the kitchen. While they do have a fan system, it’s crucial to understand their limitations.

Recirculation vs. True Ventilation:

Unlike range hoods that vent exhaust outdoors, most over-the-range microwaves utilize a recirculation system. This means they draw in cooking fumes, grease, and moisture through a metallic mesh filter with holes bigger than a Swiss cheese, then release the “treated” air back into the kitchen.

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