Why is there water in my heater vent?
Why is there water in my heater vent? There are a few common reasons for water in air ducts. Moisture can be a sign of low duct temperature. During the heating season, unused air-conditioning ducts located in unheated rooms can collect moisture. Moisture can also collect in the summer if cool air passes through a duct in a room that isn't air-conditioned. What causes condensation on floor vents? Condensation occurs when humid air meets up with the cold air ducts. This happens with your air conditioner because when you have cold air and cold vents but hot air on the...