Waterdrop - WD-K19RF Filter, Replacement for WD-K19-S and WD-K19-H Countertop Reverse Osmosis System, 12-month Lifetime - White
About this product
The K19RF replacement filter is compatible with Waterdrop 𝐖𝐃-𝐊𝟏𝟗-𝐒, 𝐖𝐃-𝐊𝟏𝟗-𝐇 countertop reverse osmosis system.
Superior Filtration Performance
The innovative RO membrane is designed to reduce TDS, chromium, PFAS, fluoride, arsenic salt, iron, radium nitrate, calcium, particles, chloride, chlorine and heavy metals.
0.0001μm Pore Size
The superior RO membrane of the filter can intercept any impurities larger than 0.0001 micron. This means that it can trap most harmful substances in tap water.
Longer Service Life
Waterdrop adopts an advanced water filtration technology to extend the filter's lifespan. The filter can last at least 12 months. Spend only $0.2 a day and enjoy pure and fresh-tasting water anytime.
Easy Replacement
The 3-second filter replacement process requires no tools and any professional skills.
- BrandWaterdropModel NumberWD-K19RFProduct NameWaterdrop WD-K19RF Filter, Replacement for WD-K19-S and WD-K19-H Countertop Reverse Osmosis System, 12-month LifetimeColorWhiteProduct Height6 inchesProduct Width6 inches
Reviews
Rating 5 out of 5 stars with 1 review
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products
The K19RF replacement filter is compatible with Waterdrop 𝐖𝐃-𝐊𝟏𝟗-𝐒, 𝐖𝐃-𝐊𝟏𝟗-𝐇 countertop reverse osmosis system.
The Hydrofast C100 Countertop RO Water Purifier provides instant chilled 50°F (10°C) water with a 6-stage filtration system, including UV sterilization, that removes 99.9% of contaminants. The side-mounted 1.06-gallon tank is easy to refill, and the system requires no installation—just plug in and use. With a 3:1 pure-to-waste ratio, the C100 produces up to 528 gallons of purified water annually. BPA-free and low maintenance, it offers clean, safe water with a simple filter replacement.
The DREO Countertop RO Water Filter 115 makes water purification eeffortlessly for everyday life. Its cost-effective 7-in-1 RO filter ensurepurified water delivery, while real-time TDS sensing lets you see waterquality at a glance. Enjoy hands-free convenience with the automaticpitcher-refill system and built-in self-cleaning. Advanced RO tech delivvers a 3:1 pure-to-drain ratio for less waste and more savings. With aninstallation-free,plug-and-play design, pure water is always within reach.
Compact purifier with glass pitcher, perfect for smaller households. "2026 Good Housekeeping Kitchen Award Winner" "The Best Water Purifier 2025" - Esquire
| Pros for Waterdrop - WD-K19RF Filter, Replacement for WD-K19-S and WD-K19-H Countertop Reverse Osmosis System, 12-month Lifetime - White | |||
|---|---|---|---|
| There were no pros for this product— | Ease of Use, Water Quality | There were no pros for this product— | There were no pros for this product— |
Specs
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