Aftermarket Vornado MD1-0002 Humidifier Wick Filter (2 Pack)

These Vornadoreg; humidifier wick replacement filters fit Vornadoreg; models 221, 232, 421, 432, and 3120-900. They measure approximately 7 1/4 x 8 1/2 x 1 5/8. There are 2 filters per box. Features an antimicrobial agent! Honeycomb filtration to trap mineral pollutants found in water and help prevent them from entering your home. For optimum performance, replace filter at the beginning of each season or every 2 months depending on use. This is an aftermarket filter.