HWF75CS Filter Compatible with Holms Humidifier Wick Filter HWF75,HWF75PDQ-U Type D,4 Pack
- HQRP® Humidifier Wick Filter Replacement.
- Improves efficiency of the humidifier, traps mineral deposits from the water.
- Extended filter life with help of reinforced layer.
- Compatible with Holmes HWF75CS / HWF75 Filter "D" Replacement.
- Works with Holmes models HM3500, HM3501, HM3600, HM3650, HM3656, HM3640, HM3641, HM3655.
- Replace filter every 4-6 weeks, depending on usage and hardness of water.