Enjoy greater peace of mind about the water you drink at home. The aquifer double-cartridge water filtration system effectively reduces contaminants including lead, mercury, chlorine, and pharmaceuticals in your cold water without compromising your faucet.

Excited to get these installed. Love Kohler products!!!. Judith. Oostburg, WI. Sat Dec 19 2020

Feel confident with every sip that you are getting nothing but the best for you and your family. The Aquifer®+ two-stage water purification system effectively reduces contaminants including bacteria, viruses, lead, mercury, chlorine, and pharmaceuticals in your cold water. While many other systems use coal-based media filters, Aquifer+ uses two recyclable filters: A carbon block filter made of ground-up coconut shells and a filter made of hollow fiber membrane. Under-sink installation is fast and easy, and the compact Aquifer®+ system fits alongside garbage disposals and household items stored below the sink.

Water taste great! Pressure drop more than expected but I can live with the reduced flow in bathroom sink. Moose115. GA. Mon Sep 06 2021

Feel confident with every sip that you are providing the best quality water for you and your family. The Aquifer reverse osmosis (RO) water filtration system effectively reduces contaminants including arsenic, fluoride, TDS, bacteria, viruses, lead, mercury, chlorine, and pharmaceuticals in your cold water. This RO membrane reduces arsenic, fluoride, lead, TDS, bacteria, viruses, and more as part of the Aquifer RO four-stage purification system.

Arrived on time!. Anonymous. Thu Mar 26 2026

It's exactly what I needed to replace the filter under my sink.. Shenan. Bronxville, NY. Tue Jun 30 2015

Feel confident with every sip that you are providing the best quality water for you and your family. The Aquifer reverses osmosis (RO) water filtration system effectively reduces contaminants including arsenic, fluoride, TDS, bacteria, virus, lead, mercury, chlorine and pharmaceuticals in your cold water. This carbon block VOC filter is part of the Aquifer RO four-stage purification system.

Keep your aquifer shower filtration system flowing with this Shower Replacement Filter. The aquifer shower filter works with your hand shower to effectively reduce chlorine and odor in your shower water, helping to maintain the natural moisturizing oils of your hair and body.

Easy install and seems to be helping with water hardness. Hector. Buffalo, NY. Sun Dec 28 2025