Exchange the Hydro Stick a year after it has first been used.
- * Refer to the user manual which accompanied your AIR-O-SWISS humidifier for proper cleaning instructions.
Placement of Hydro Stick
View the pictures on the left to see how the Hydro Stick is positioned in your humidifier. The metallic clip can be removed in all devices except in AOS 1355N, AOS 2055A, AOS 2055 and AOS 2055D.
To ensure proper water quality maintenance the Hydro Stick has to be changed every year. As a reminder for the first time the Hydro Stick is used, attach the indicator sticker found in the Hydro Stick packaging to your device. Write the relevant month and year on the sticker.