- Fits American Standard furnace humidifier models HUMD300A and HUMD500A.
- Measures approximately 10" x 13 1/4" x 1 1/2".
- Honeycomb filtration to trap mineral pollutants found in water and help prevent them from entering your home.
- Water pad evaporator filters are the heart of your humidifier. It is the component that generates the important humidity to keep you comfortable during the heating season.
- Black paint mark indicates top of filter.
- For the most efficient performance replace filter once every 6 months or more often in hard water areas.
|Number of Filters in Case||1|