[TYPE E HUMIDIFIER FILTER]Ours humidifier filters replace part number HWF100, HWF100-UC3, BWF100. Compatible with // type "E" filter wicks. [COMPATIBILITY] replacement for HWF100, HM4600, HM6000, HM6000RC, HM6005, HM7203, HM7203RC, HM630, HM729, HM729G, HM7203, HM7203RV, HM7204, HM7808, HM7305, HM7305RC, HM7306, HM7306RC, HM7405, HM7405RC, HM7405RCU; Replacement for BWF100, BCM5520, BCM5520RC, BCM6010RC, BCM7305, BCM7309, BCM7204, BCM646, BCM645; Replacement for SF235, SCM7808, SCM7809, SCM630, SCM631. [UPGRADED DESIGN]Our compatible with humidifier filter replacement with aluminum foil material in the middle of the filter element to prolong the filter life and added activated carbon in the outer layer of the filter element to odor. This humidifier filter E has the capability to captures mineral from hard water to stop white dust, providing you with more healthy and comfortable air to breathe in. [EASY TO INSTALL]Simply your old filter and put this HWF100 humidifier filter replacement in its place. For best results, we advise you to fill the humidifier tank with distilled water. Excessive use of hard water degrade filters and cause them to turn yellow prematurely. [WARM PROMPT]It's recommended to replace the filter every 1-2 months for better performance. Our 6-pack HWF100 humidifier filter can fully meet your replacement needs, eliminating the trouble of finding a replacement filter, so that you can get a perfect and comfortable experience at the proper price. Colour:As Shown Material:Composite Materials Package Contents: 6 * humidifier filters 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.