ZEROWATER REPLACEMENT FILTERS: Ensure you are drinking pure-tasting, cleaner water by replacing your ZeroWater pitcher filters regularly. Our replacement filters fit in all ZeroWater pitchers and water dispensers, from the smallest pitcher to the largest. | FIVE STAGE WATER FILTRATION: Unlike many water filters & pitchers, ZeroWater filters use 5 stages of filtration, to bring you cleaner, better tasting water. Instead of carbon filtering only, our filters use Ion Exchange Technology to reduce contaminants. | NOT AN ORDINARY WATER FILTER: ZeroWater filters filter water in 5 stages, are NSF certified to reduce lead and other heavy metals. Zerowater removes 99.6% of total dissolved solids, 2X more than the leading brand (tested by independent lab). | GET MORE OUT OF YOUR WATER: Remove more impurities from your water with ZeroWater's unique, 5 stage filter system. With a variety of options, you can have cleaner water anywhere, from pitchers, bottle filtration systems, or portable on-the-go cup filters. | GET THE LEAD OUT: ZeroWater filters are the only pour-through filters NSF Certified to remove chromium & lead. Our pitchers, tumblers, & dispensers remove virtually all solids for the purest tasting water.