Fits Models
Holmes Humidifiers: HM-1645, HM-1730, HM-1745, HM-1746, HM-1750, HM-2200, HM-2220 (HWF-64, HWF64CS, HWF-64CS, HWF64PDQU, HWF64PDQ-U)

Also Fits:
Bionaire Humidifiers: BCM-1745 (BWF-64)
Graco Humidifiers: 2HO2 (2H03)
Hamilton Beach Humidifiers: 05520, 05521 (05920)
Sunbeam Humidifier: SCM-1746, SCM-1747 (SWF-64)
Touch Point Humidifiers: S30E, S30E-A
White Westinghouse Humidifiers: WWHM-1645, WWHM-1750ZE (WWH-640)

Features:

• Patented Expanded Life reinforced filter for extended life and efficiency.
• Micro-Free antimicrobial treatment helps protect wick filter from the growth and migration of mold, fungus, algae and bacteria.
• Approximate Dimensions: 6-3/4" x 6-1/2"

Replace every 2 months for optimal performance.