| [] :The newly upgraded WF2 humidifier filter uses a high -quality enhanced mesh structure, which can perfectly filter the hardness minerals in the water and prevent white powder from entering the indoor air. [PERFECT COMPATIBILITY]:WF2 humidifier filter Fit for 3000 Series: V3100, V3500, V3500N, V3600, V3700, V3800, V3850, V3850JUV, V3900, VEV320; Fit for Hone-ywell HCM630, HCM631, HCM645, HCM650, HCM300T, HCM350, HCM1000, HCM2000, HCM540 Series;SCM1118, SCM1119, SCM1120 [HIGH EFFICIENCY FILTER]: High -quality and cheap WF2 Humidifier Filters can help you change the filter more frequently. The upgraded honeycomb carbon filter is designed for larger surface area absorption and other filters. … | |