HQRP Wick Filter compatible with Essick Air AIRCARE Horizon HD3120DCN 4.75-Gallon Console Evaporative Humidifier
Wick Filter replaces part HDC-411 Essick Air AIRCARE Horizon HD3120DCN 4.75-Gallon Humidifier.
Replace your Humidifier Filter about every 2-3 months (under normal use) for optimum performance and maximum humidity output.