Fangrui Product Details []hdc311 Super Wick Humidifier Filter Is Specifically Designed To Fit For Essick Air Hdc311 Humidifier Models Ea1201 And Ea1208 Water Wick Series Air Humidifier. [excellent Craft]- The Premium Hdc311 Humidifier Super Wick Filter With The Hot Glue Strips And Dense Construction Is Made From High-quality Reinforced Mesh Paper And Adopts Advanced Lower Density Structure Technology By The Manufacturer, Identical To The, With Higher Efficiency, Less Pressure And The Quality To Have The Most Area To Displace Moisture Back Into Air As You Expect. [absorption Maxium Output]humidifier Wick Filter Is A Crucial Item That Allows The Humidifier To Make The Air Reach The Standard. Our Hdc311 Super Wick Humidifier Filter Does A Very Good Job Of Filtering Out The Hardness Minerals In The Water Meet The Demand Of Your . [easy To Install]hdc311 Super Wick Filter Fill Humidifier Tank With Distilled Water. We Recommend You To The Filter Every 1-3 Months For Optimal Performance (depending Upon Your Usage). It Is