2-Stage Systems
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Compatible for
X Series Undersink RO
Save Time and Money—Set Up Auto-Delivery for Worry-Free Replacements
Lifespan
6 Months
Upgrade your kitchen experience! The WD-F2 filter lasts 6 months providing clean, healthy water for your kitchen continuously.
Clean water supply
550 Gallons
Perfect for families, this filter handles 550 gallons with ease. Replace in seconds—no mess, no tools, no hassle.

Provides up to 6 months for you and your family, based on water condition.

Replacement is completed with simple twist and pull, which takes 3 seconds only without any help of extra tools or a plumber. Simple replacement saves your effort and time greatly.
Why Subscribe?
INSTALLATION
This replacement water filter is designed to be easily replaced by twist-and-pull without any tools.
Curious about how the RO filter works? Our FAQ section covers everything from filter lifespan to installation tips for clean, pure water every day.
It should be replaced every 6 months. However, the exact timing can vary depending on your water usage and the quality of your tap water.
Yes, you can replace the filters in seconds with its easy maintenance design. Be sure to follow the instructions for your model.
The filter is certified by SGS to reduce multiple impurities including TChlorine, Salt, Sediment, Smell, Odor and more to protect your water safety.
Waterdrop users rave about the clean, crisp taste and health benefits of filtered water. Read their stories and see why they choose us.
Longer service life: It delivers clean and pure filtered water for a long time. It also provides long-term benefits for your family’s health.
68,000+ people find their water filter here
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