White Westinghouse WWHM1645 Humidifier Wick Filter

This White-Westinghouse humidifier wick replacement filter contains an antimicrobial agent that protects against the buildup of bacteria and fungus within your humidifier tank. This filter has measurements of 6-1/2" H x 4-1/2" ID x 6-1/2" OD x 1" Thick and features a honeycomb design to trap minerals in the water before they are dispersed into your air. For optimal performance, replace your filter at the beginning of each season or every two (2) months, depending on level of use.