The Compatible Honeywell HC-811 is a humidifier wick filter for use on your Honeywell humidifier. This humidifier filter will prevent mold, mildew and other bacteria from growing inside of your humidifier's tank.
Fits Models:
- Honeywell DH-821
- Honeywell DH-822
- Honeywell DH-823
Measures Approximately: 7"x 7-1/2"x 1-3/4"