How to clean mold in air vents like a HVAC pro – plus, why it happens and how to prevent a recurrence

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Mold in air vents is a serious problem that should never be ignored and it can creep into air vents, which compromises the quality of your home's air.

Most of us are pretty sensitive to mold and can feel it’s presence even if we can’t see it. A persistent sharp, damp smell in a house is a telltale sign of mold growing somewhere. Many a homeowner has discovered, with an understandable sense of horror, that the damp smell is coming from the air vents.