Great Compatibility: wf2 humidifier filters replacement compatible with a wide range of , Ka.z, , Honey.well, caire, and Re- humidifiers. It fits Starry Night cool mist humidifier and Vaporizer :V3100 V3500 V3600 V3700 V3800 V3850 V3850JUV, V3900, V3900JUV, and the VEV400 series. It also fits 3020; SCM1118,SCM1119,SCM1120; HCM300T,HCM315T,HCM350,HCM350B,HCM630,HCM631 HCM645 HCM650 HCM1000,HCM2000,HCM540 Series,and HCM710. Replace Part WF2 PWF2 High Efficiency Performance:Our WF2 humidifier filter for has excellent performance in improving air quality.It can successfully removes minerals and pollutants from hard water to stop white dust in the water and retain the mineral elements needed by the human body. While humidifying the air, diffuses moisture into the air to improve sleep quality, keep skin moisturised, prevent sore throats and more it relieves the discomfort caused by the dry environment. Suprior Quality:This wf2 humidifier filter replacement for with the hot glue strips and dense construction is made from high-quality environmentally friendly filter paper and adopts advanced lower density structure technology by the manufacturer, identical to the original and less pressure to have the most surface area to displace moisture back into air as you expect. Environmentally friendly material to optimal performance, offers you more healthy and comfortable air to breathe in. Pack:The package includes 4 X wf2 humidifier filter replacement.It is recommended to maintain once a month and replace the filters every 2 months depending on usage and hardness of water to the optimal performance.Warm tips:Before using the WF2 wicking filter replacement for model, make sure to soak it in water. This simple step ensures that your humidifier provides continuousmoisture. Material: wood pulp paper Color: as shown Package Contents: 4 x filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.