Additional Information:
HM3000 and HM4000 require 2 filters
HM3800 and HM3850 require 3 filters
Device Supported: Humidifier
Compatibility:
Holmes HM1845 Humidifier
Holmes HM1850 Humidifier
Holmes HM1855 Humidifier
Holmes HM1888 Humidifier
Holmes HM1975 Humidifier
Holmes HM2059 Humidifier
Holmes HM2060W Humidifier
Holmes HM2090 Humidifier
Holmes HM3000 Humidifier
Holmes HM3800 Humidifier
Holmes HM3850 Humidifier
Holmes HM4000 Humidifier
