WD-K19RF Filter for Waterdrop K19 Countertop Reverse Osmosis System

This filter is adaptive to WD-K19-S.
[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.
[0.0001 μm Pore Size] Its superior RO membrane can intercept any impurities larger than 0.0001 microns. This means it can trap most harmful substances in tap water.
[Longer service life] Waterdrop adopted 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.