The Honeywell HC22A 1007 fits the following humidifier systems:

• Honeywell HE240 Bypass Flow-Through Humidifier
• Honeywell HE220A Bypass Flow-Through Humidifier
• Honeywell HE220A,B Bypass Flow-Through Humidifier
• Aprilaire 550 Humidifier

The Honeywell Enviracaire HC22A1007 Filter - HE220a replaces the humidifier pad in the Honeywell HE220 A,B Bypass Flow-Through Humidifier or Aprilaire 550 Humidifier. Genuine Honeywell part.

The humidifier spreads water over the humidifier pad, warm air blows over the water-soaked area and vapor is generated. As the vapor circulates through the house, the relative humidity rises.

Dimensions: 9 13/16 inches x 9 1/2 inches  x 1 1/2 inches 

The Honeywell HC22A 1007 specifications:

• Genuine Honeywell part
• Dimensions: 9 13/16 inches x 9 1/2 inches x 1 1/2 inches
• Change once a year

For best results your Honeywell humidifier filter should be replaced at least once per year, preferably prior to the start or end of the heating season.

Price is for 1 filter.