27:I[56264,["/_next/static/chunks/3fntmmi971322.js","/_next/static/chunks/1ymt1shyhmu-4.js","/_next/static/chunks/291ciwmgtp_xc.js","/_next/static/chunks/2owa30hnifmhr.js","/_next/static/chunks/2tie5rqwdsi89.js","/_next/static/chunks/2dnipz2c0692b.js","/_next/static/chunks/1mf5iq195c2sn.js","/_next/static/chunks/03wn0-bzh3abk.js","/_next/static/chunks/0_02m0ghanddv.js"],"GuestHistoryRecorder"] 28:I[3004,["/_next/static/chunks/3fntmmi971322.js","/_next/static/chunks/1ymt1shyhmu-4.js","/_next/static/chunks/291ciwmgtp_xc.js","/_next/static/chunks/2owa30hnifmhr.js","/_next/static/chunks/2tie5rqwdsi89.js","/_next/static/chunks/2dnipz2c0692b.js","/_next/static/chunks/1mf5iq195c2sn.js","/_next/static/chunks/03wn0-bzh3abk.js","/_next/static/chunks/0_02m0ghanddv.js"],"EmailPreview"] 2b:I[27201,["/_next/static/chunks/3fntmmi971322.js","/_next/static/chunks/1ymt1shyhmu-4.js","/_next/static/chunks/291ciwmgtp_xc.js","/_next/static/chunks/2owa30hnifmhr.js"],"IconMark"] 29:Tdfb6,

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Nitrates are one of the most common water contaminants nationwide, especially near farmland or older municipal systems. They rarely change how water looks or tastes, so most people have no way of knowing if they're there.

Culligan with ZeroWater Technology is now certified to reduce nitrates by 99.1% and nitrite by 90.2%, tested to NSF/ANSI 53 standards. It joins a filter already certified to reduce 30 contaminants total, including Total PFAS and lead.

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No new pitcher required. If you already filter with Culligan, your water is covered.

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2a:Tb70,Free shipping on U.S. orders over $55 [Culligan | Free U.S. Ground Shipping on All Orders Over $99](https://shop.culligan.com/) [Culligan | Free U.S. Ground Shipping on All Orders Over $99](https://shop.culligan.com/) [One more thing your filter now covers](https://shop.culligan.com/products/zerowater-replacement-filter) Nitrates are one of the most common water contaminants nationwide, especially near farmland or older municipal systems. They rarely change how water looks or tastes, so most people have no way of knowing if they're there. Culligan with ZeroWater Technology is now certified to reduce nitrates by 99.1% and nitrite by 90.2%, tested to NSF/ANSI 53 standards. It joins a filter already certified to reduce 30 contaminants total, including Total PFAS and lead. [Shop pitchers & dispensers](https://shop.culligan.com/collections/pitchers-dispensers) [Culligan 10 Cup Pitcher](https://shop.culligan.com/collections/pitchers-dispensers) No new pitcher required. If you already filter with Culligan, your water is covered. [Shop filters](https://shop.culligan.com/products/zerowater-replacement-filter) [Culligan MaxClear Technology](https://shop.culligan.com/collections/maxclear-technology) [Image of 10 Cup Pitcher](https://shopculligan.myshopify.com/products/10-cup-zerowater-pitcher) 10 Cup Pitcher [Shop now](https://shopculligan.myshopify.com/products/10-cup-zerowater-pitcher) [Image of 22 Cup Dispenser](https://shopculligan.myshopify.com/products/22-cup-zerowater-dispenser) 22 Cup Dispenser [Shop now](https://shopculligan.myshopify.com/products/22-cup-zerowater-dispenser) [Image of 32 Cup Dispenser](https://shopculligan.myshopify.com/products/32-cup-zerowater-dispenser) 32 Cup Dispenser [Shop now](https://shopculligan.myshopify.com/products/32-cup-zerowater-dispenser) [Image of 40 Cup Glass Dispenser](https://shopculligan.myshopify.com/products/40-cup-zerowater-dispenser) 40 Cup Glass Dispenser [Shop now](https://shopculligan.myshopify.com/products/40-cup-zerowater-dispenser) [SHOP](https://shop.culligan.com/) [SHOP](https://shop.culligan.com/) [TERMS OF USE](https://shop.culligan.com/policies/terms-of-service) [TERMS OF USE](https://shop.culligan.com/policies/terms-of-service) [SUPPORT](https://shop.culligan.com/pages/support) [SUPPORT](https://shop.culligan.com/pages/support) [BLOG](https://shop.culligan.com/blogs/filtration) [BLOG](https://shop.culligan.com/blogs/filtration) [FAQ](https://shop.culligan.com/pages/faqs) [FAQ](https://shop.culligan.com/pages/faqs) [CULLIGAN WITH ZEROWATER TECHNOLOGY](https://shop.culligan.com/) 9399 W Higgins Road Suite 1100. 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