Don’t Settle for Ordinary
Our 5-stage filtration is certified to reduce 99.7% of lead and 95% of the forever chemicals PFOA/PFOS.

This is how you get the purest water
With one of the ZeroWater systems, which work with a unique 5-step filter, you can immediately start purifying your own tap water. By filtering the (unhealthy) dissolved substances (TDS) out of the water, you are left with 99% pure water.
Add Third Wave Water for the best coffee taste: TWW is the marker leader and award winning mineral additive used by premium barista’s worldwide! Now available for pure water lovers in Europe: try it out!
ZeroWater
- Removes amongst others: calcium, lead, PFAS, glyphosate.
- The NSF certified filter that filters out lead, chromium and mercury
- Removes 99% of all dissolved solids
- Truly pure water with a TDS of 000
- Loved by tea lovers and European Championship winning sommeliers
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ZeroWater is the only water filter that removes 100% of PFAS, chlorine, chromium, zinc, and other substances from your tap water.
More and more research reveals just how many contaminants can end up in our drinking water — from PFAS and lead to chlorine and heavy metals. While regulations often take years to catch up, your health can’t wait.
That’s why ZeroWater provides detailed and regularly updated guides on the most concerning substances found in tap water, such as PFAS, lead, and chromium. These expert-backed dossiers help you stay informed about new scientific insights and changing legal standards — so you can make safer choices for yourself and your family.
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Why choose Culligan ZeroWater?
Culligan ZeroWater is a smarter way to filter. Our advanced 5-stage technology uses ion-exchange filtration to remove 99.9% of Total Dissolved Solids (TDS) from your tap water. With Culligan ZeroWater, you’ll be left with nothing but the purest-tasting water.
And unlike the leading competitor, our filters are certified to reduce 99.7% of lead and 95% of the forever chemicals PFOA/PFOS to provide cleaner, healthier drinking water in every sip.