Does a Window Air Conditioner Pull Wildfire Smoke Into Your House?

The image illustrates that a window AC can pull wildfire smoke into your house through gaps or the "fresh air" setting. It also demonstrates that the unit's primary function is to recirculate and filter the air already inside.

Yes, a window air conditioner can pull wildfire smoke into your house, but it depends on how your unit is set. Most window AC units have a fresh-air vent or exhaust setting that draws outside air indoors, and during wildfire season, that means smoke particles are riding right in with it. We hear from customers … Read more