EBayOur demineralization cartridge for humidifier is designed to work with most ultrasonic humidifiers (1-gallon tank or larger). Models include UHE-OW14, UHE-WM85, UHE-WM65, UHE-CM25, UHE-CM45, UHE-OC1 and more. 【UNIVERSAL COMPATIBILITY】 Our demineralization cartridge for humidifier is designed to work with most ultrasonic humidifiers (1-gallon/3.785L tank or larger). Models include UHE-OW14, UHE-WM85, UHE-WM65, UHE-CM25, UHE-CM45, UHE-OC1, UHE-HDC4 and more humidifiers with 1 gallon tank or larger. 【ADVANCED PURIFICATION TECHNOLOGY】 Our demineralization cartridge for humidifier are made with high-quality activated carbon and ion-exchange resin, which can successfully prevent magnesium and calcium from forming hard water through ion progression technology, realizing desalination and purifying water 【OPTIMAL HUMIDIFIER PERFORMANCE】 Our ultrasonic humidifier demineralization cartridges can effectively reduce mineral, prevent white dust buildup and eliminate unpleasant odors by absorbing impurities from hard water. Efficiently purifies the water and prevents odor emission by absorbing the calcium, lime and magnesium ions contained in hard water. Keeps your humidifier running efficiently, extending its lifespan while creating a healthier indoor environment. 【CONVENIENT & LONG-LASTING】 Package includes 12 x demineralization cartridge. Filter Dimensions: H: 1.8" X L: 0.9" X W: 0.9". Easy to install and replace the humidifier filter. Simply drop cartridge into the humidifier tank every 30-40 fillings depending on water hardness for consistent performance. 【-CENTERED 】 Your contentment is our top priority. Should you encounter any issues during use with our demineralization cartridge, please don't hesitate to reach. Our dedicated team is here to provide prompt solutions, ensuring a smooth and confident shopping experience.