DESC: Frigidaire FAD504DUD 50-Pint Dehumidifier Frigidaire FAD504DUD 50-Pint Dehumidifier The Frigidaire FAD504TDD 50-pint Dehumidifier is an Energy Star Compliant 50-pint per day dehumidifier capable of continuous operation when the unit is located near a suitable drain. It features full-function electronic controls an easily accessible collection container with level indicator and a washable filter that removes both moisture and airborne particulates.