The madebyzen® Ultrasonic Aroma Diffusers must be kept clean and dry when not in use. The operation of the Ultrasonic technology will depend on the ceramic disc within the unit to be kept clean when not in use. After around 3000 hours use, the disc may need to be replaced. Replacement discs are not covered by the Warranty as this is a wear and tear part which can be easily replaced.
Click on the Retailer page to purchase your replacement disc.