Lasko humidifier wick replacement filter with antimicrobial agent!
Fits Lasko Natural Cascade humidifier model 1128, 1129, and 9930.
Measures approximately 8" x 11 1/2" x 1 1/2".
Patented rigid support long lasting design.
For optimum performance, replace filter at the beginning of each season or every 2 months depending on use.
Easy Replacement Instructions