Holmes Filter C (HWF65)

Fits these models

• Holmes HM1840 From the maker's archived page
• Holmes HM1845 From the maker's archived page
• Holmes HM1850 From the maker's archived page
• Holmes HM1851 From the maker's archived page
• Holmes HM1855 From the maker's archived page
• Holmes HM1865 From the maker's archived page
• Holmes HM1888 From the maker's archived page
• Holmes HM1889 From the maker's archived page
• Holmes HM1895 From the maker's archived page
• Holmes HM2059 From the maker's archived page
• Holmes HM2060W From the maker's archived page
• Holmes HM3000 From the maker's archived page
• Holmes HM3800 From the maker's archived page
• Holmes HM3850 From the maker's archived page
• Holmes HM4000 From the maker's archived page

Part numbers

Genuine part

HWF65

Also listed as

HWF65CS, HWF65PDQ-U

How often

Interval not published by the maker

What is in it

wick filter with antimicrobial treatment

Sources

• Which filter fits web.archive.org Maker's archived page checked Oct 1, 2026

  Holmes HWF65CS (C) page: Works with Holmes® humidifiers (archive.org 2015-01-24): 'HM1888, HM1889, HM2059, HM3000, HM3800, HM3850, HM4000, HM1855, HM1865, HM1850, HM1851, HM1845, HM1840, HM1895, HM2060W'

• What's in it web.archive.org Maker's archived page checked Oct 1, 2026

  'This filter is treated with an anti-microbial agent to inhibit the growth of mold, mildew and odor-causing bacteria'