Vornado Model 421 Humidifier Filter Wick
Contains an Antimicrobial Treatment by MicroFree to prevent growth and migration of mold, fungus, algae, and bacteria. Also features durable construction for maximum life and humidity output.
Replace your filter every 4-6 weeks for best performance and comfort
Fits Humidifier Models: 30, 40, 432, 421, 232, 221, 3120-900, HU10007, HU10010, HU1-0015-10
Vornado Replacement Humidifier Part Numbers: MD1-0002, MD10002
RPS BestAir Replacement Part Numbers: H55-C, H-55, H55
Approx. Measurements: 6-3/4" L X 1-5/8" W X 8-3/4" H
These Filters are Replacements Manufactured by Best Air RPS Products. Fit and Function are Backed With a 30-day Money Back Guarantee.