HQRP Wick Filter Compatible with Holmes Humidifier HM3500, HM3501, HM3600, HM3650, HM3656, HM3640, HM3641, HM3655, Replacement HWF75CS / HWF75 D / SF221 / HWF72 / HWF72R
- Replacement HWF75 filter for Honeywell, Sunbeam, Holmes, Bionaire - Compatible with Honeywell HCM-6009, Sunbeam SCM3609, Sunbeam SCM3755C, Holmes HM3500, Honeywell HC-14, Holmes HWF75, Sunbeam SCM3501, Holmes 3500, Holmes HM3655, Holmes HM3650, Bionaire W14, Sunbeam SCM3609P, Sunbeam SCM3657, Holmes 3501, Sunbeam SF221, Bionaire W12, Holmes HWF-75, Bionaire W15, Bionaire BCM3656, Honeywell HCM-6011, Honeywell HCM-6012i, Honeywell HCM-6013i, Holmes 3650, Holmes 3607, Sunbeam SCM3502, Holmes "D".
- Traps Water Impurities & Dissolved Solids Before They Become Airborne.
- For best results, change air filter at least once per season or more often depending on air quality and use..