Demineralization Cartridge & Clean Mist Cartridge 2-in-1 Compatible with Dreo Humidifier HM311 HM311S HM306 HM409S, Reduce Mineral and Contaminants, Filter Hard Water, 6pcs (DR-HPA020)

Compatible ModelsThis demineralization cartridge for humidifiers HM311 is compatible with Dreo Humidifier HM311, HM311S, HM524, HM524S, HM306, HM409S (Model Name: DR-HHM001, DR-HHM001S, DR-HHM004, DR-HHM004S, DR-HHM006, DR-HHM009S) | 2-in-1 Demineralization & Clean MistWe innovatively combine the functions of demineralization cartridge and clean mist cartridge by adding both resin balls and ceramic balls within the humidifier filter HM311S. This design not only prevents mineral buildup, but also removes water contaminants | Ion Exchange Tech & 3-Layer FiltrationThe demineralization filter HM524 features a 3-layer filtration system, with internal resin balls (rich in Na) and ceramic balls (rich in Ag). Na ion-exchange with minerals that cause hard water. Ag helps reduce contaminants. Prevents mineral buildup, filters hard water, eliminates white dust, and removes contaminants | Protect Respiratory Tract and SkinThe demineralization cartridge HM524S purifies the mist, allowing you to breathe clean and fresh mist. It reduces respiratory infections and nourishes your skin healthily | Extend Humidifier LifeThe demineralization cartridge HM311 removes white dust, ensuring the humidifier operates at peak performance, thereby extending its lifespan | 24 hours After-sales ServiceWe provide 24/7 after-sales service, if you encounter any product problems, please feel free to contact us through our Amazon home page