Refill granules A7533
The 3 packs of granules enables easy refills of the demineralization cartridge.
- For easy replacement of the granules in the demineralization cartridge A7531
- For water mist without limescale (if recommended replacement intervals are adhered to)
- Enough for 3 granules changes
- Replace granules every 2-3 months, or more frequently in areas with hard water
- Use for: all ultrasonics humidifiers except from U7146
