Under-sink replacement match
Waterdrop direct-connect under-sink replacement filter
Part WD-RF10 for select Waterdrop filtration systems, including WD-10UA, WD-10UB, WD-10UB-B.
WD-RF10 fit summaryThis standard RF10 cartridge is listed for compatible 10UA and 10UB direct-connect systems. It is different from the RF10-UF ultrafiltration version.
Buy NowCompatible systems in our guide
WD-10UAWD-10UBWD-10UB-B
Replacement guidance
Up to 12 months or 11,000 gallons, depending on water quality and use. Multi-stage systems can require different schedules for different cartridges, so use the manual rather than replacing every stage automatically at the same time.
Checks before purchasing
- Confirm the complete system model and stage count.
- Compare the installed cartridge or membrane part number.
- Confirm membrane capacity and connection style where applicable.
- Review the manufacturer’s current compatibility information.
How this entry was verified
We used the named manufacturer’s replacement information as the primary compatibility reference. Retailer descriptions are a purchasing aid, not our source of truth.
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