A premium humidifier wick filter designed by Nispira compared to Holmes part HWF64
Fits Holmes, Sunbeam, and Bionaire Humidifiers requiring Filter "B"
Designed to inhibit the growth of bacteria and trap mineral deposits from water
Compatible with Holmes model HM1761, HM1645, HM1730, HM1745, HM1746, HM1750, HM2220 & HM2200, Also Fits Sunbeam SCM1745 & SCM1746 and Bionaire BWF64CS
A set of 6 Filters. Approximate measurement for the wick: 7.1" x 6.3" x 0.9" inches. Suggest to replace every 3 months to optimize humidifier performance