Abstract: A litter box aerator apparatus is provided. The apparatus includes a base portion containing litter, a hood portion configured to enclose the litter box, a fan unit integrated within the hood portion, the fan unit including a fan, a filter and a screen, a sensor configured to determine when a domesticated animal is present in an internal space of the litter box, and a controller configured to activate the fan of the fan unit when the domesticated animal one of enters and exist the internal space of the litter box, and to deactivate the fan of the fan unit after a predetermined period of time.