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Our Certifications

Through stringent testing and certification processes, our products consistently demonstrate superior performance in reducing impurities from water. Our certifications serve as a testament to our commitment to delivering the highest quality drinking water solutions.

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Certifications

Guaranteed to remove 99.9% of dissolved solids and harmful contaminants, Culligan with ZeroWater Technology provides superior filtration with its 5-stage advanced water filtration technology. Our tried-and-true ZeroWater legacy collection is certified to reduce chlorine, lead, chromium 6, PFOA/PFOS. As for Culligan with ZeroWater Technology—our newest innovation—expect a system that is certified to filter the previously mentioned contaminants, as well as total PFAS, pharmaceuticals, and pesticides for next-level filtration.

Our legacy ZeroWater 5-stage advanced water filter is where better taste meets superior water filtration. Legacy ZeroWater Filter is IAPMO-certified to reduce lead, the forever chemicals PFOA/PFOS, chromium, and mercury giving you peace of mind that every glass you pour for you and your family will be healthier and cleaner.