Holmes HWF65 Humidifier Filter features Microban technology which is a built-in protection that inhibits the growth of bacteria, mold, and mildew that cause bad odors and stains.
The HWF-65 also features Arm & Hammer baking soda which naturally deodorizes the air by absorbing and eliminating odors that come from garbage, bathrooms, pets, litter boxes, smoke, and cooking.
The HWF65 Humidifier Filter is sold 1 Per Pack and fits the following Humidifier Models:
Holmes: HM1800, HM1840, HM1845, HM1850, HM1851, HM1855, HM1865, HM1888, HM1889, HM1895, HM2059, HM2060, HM2060W, HM3000, HM3800, HM3850, HM4000
GE:106663
White Westinghouse: WWHM1840
This filter is also known as the Holmes HWF-65 Wick Humidifier Filter and part number HWF65PDQU.