Two-pack cool mist replacement wick filter.

Fits Models
Holmes Humidifiers: HM-250, HM-405, HM-406, HM-725, HM-730, HM-1000, HM-1025, HM-1050, HM-1550, HM-2000 (HWF-55)
Vornado Humidifiers: 221, 232, 421, 432, 3120-900 (MD1-0002)
Super Humidifier: RW-3 (43-5014-6 & 43-5024-2)

Replace every 2 months for optimal performance

Features:

• Patented rigid support for long lasting design.
• Antimicrobial treatment helps protect HWF-55 wick filter from the growth and migration of mold, fungus, algae and bacteria.
• Approximate Dimensions: 9" x 7-1/4" x 1-1/2"
• Contains 2 wick filters.