Why it matters
The Dreo HM311S Humidifier Filter is a replacement wick or pad for a portable humidifier.
The listing names what it fits: Bedroom-. Match the model number on your humidifier, or the number printed on the old pad, before ordering.
Wicks harden with mineral scale and can grow slime; rinse weekly and replace when stiff or discolored.
Compared with the Dreo HM512S Humidifier Cartridge: run time 35 hours here vs 30 minutes.
Who it's for, and who should skip it
Good fit if
- Annual humidifier service
Look elsewhere if
- Other humidifier models
Pros and cons
Pros
- Exact-fit part
Cons
- Fits only the listed humidifier models
Limitations to weigh
- Specifications are the maker's or seller's own figures; check fit against your equipment's model number and the actual size.
Specifications
The bracket shows where each figure comes from.
| Model number | DR-HHM001S Black | Retailer |
|---|---|---|
| Room coverage | 300 square feet | Retailer |
| Noise (seller) | 28 dB | Retailer |
| Wattage | 26 watt-hours | Retailer |
| Filter type | Pre Filter | Retailer |
| Capacity | 4 liters | Retailer |
| Run time per fill | 35 hours | Retailer |
Alternatives worth comparing
More humidifier filters and water panels we cover
- Jack Rose HM009-1 Humidifier Filter
- GeneralAire 1099-20 Humidifier Pad
- Aprilaire 4839 Humidifier Maintenance Kit
- AIRCARE HDC12 Humidifier Filter
- Fette Filter Replacement Filter for Honeywell HAC-504
All humidifier filters and water panels, compared in one table · Every Dreo product we cover
Final verdict
A solid choice for annual humidifier service. Confirm the model it fits before ordering.
Where to buy
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