ITEM#: 20122776
When properly installed and maintained, this cartridge effectively helps to prevent the release of minerals in the air. Please exchange cartridge every 2 GÇô 3 months, hard water usage may require more frequent replacement. Cartridge granules may be refilled with AOS 7533 3-Pack Refill Granules. AIR-O-SWISS offers two options for replacing the demineralization cartridge: Replace the whole cartridge with a new part (Model AOS 7531) or use replacement granules (Model AOS 7533 Refill Granules 3-Pack) to extend the life of the cartridge.
Highlights:
- Replacement cartridge for Air-O-Swiss ultrasonic humidifiers
- Easy to replace
- Prevents development of white dust
- Recommended replacement: every 2 -3 months, based on water hardness
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