3 - Holmes Type "E" HWF100, Bionaire BWF100 Humidifier Replacement Filters. Designed by FilterBuy to fit HM630, HM729G, HM7203, HM7203RV, HM7204, HM7808, HM7305, HM730RC, HM7306RC, HM7405 & HM7405RC. Pack of 3 Holmes HWF100, Bionaire BWF100, Sunbeam HWF100 Humidifier replacement filters. Designed by FilterBuy for use in the following Holmes humidifiers: HM4600, HM6000, HM6000RC, HM6005, HM7203, HM7203RC, HM630, HM729, HM729G, HM7203, HM7203RV, HM7204, HM7808, HM7305, HM7305RC, HM7306, HM7306RC, HM7405 and HM7405RC. Can also be used in these Bionaire humidifiers: BCM5520, BCM5520RC, BCM6010RC, BCM7305, BCM7309, BCM7204, BCM646 and BCM645, as well as in the following Sunbeam humidifiers: SCM630, SCM631, SCM7808 and SCM7809. This humidifier filter is manufactured to prevent growth and migration of mold, fungus, algae, and bacteria. Premium aftermarket replacement, designed by FilterBuy in the USA. Humidifier FilterBuy: Breathe Better!