Holmes Filter E (HWF100)

Fits these models

• Holmes HM630 From the maker's archived page
• Holmes HM729 From the maker's archived page
• Holmes HM4600 HM4600HDFrom the maker's archived page
• Holmes HM6000 HM6000RCFrom the maker's archived page
• Holmes HM6005HD From the maker's archived page
• Holmes HM6600 From the maker's archived page
• Holmes HM7203 From the maker's archived page
• Holmes HM7204 From the maker's archived page
• Holmes HM7305 HM7305RCFrom the maker's archived page
• Holmes HM7306 From the maker's archived page
• Holmes HM7405 From the maker's archived page
• Holmes HM7808 From the maker's archived page

Part numbers

Genuine part

HWF100

Also listed as

HWF100CS, HF235

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 HWF100CS (E) page: Works with Holmes® humidifiers (archive.org 2015-01-25): 'HM7204, HM7305, HM7305RC, HM7306, HM6000, HM6000RC, HM6600, HM6005HD, HM729, HM4600, HM4600HD, HM630, HM7203, HM7405, HM7808'

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

  'This filter is treated with an anti-microbial agent'