Collection: Undercounter Water Filter Systems

Under Counter Water Filters – Clean, Great-Tasting Water Right at Your Tap

Our undercounter systems mount out of sight beneath your sink and connect straight to your cold water line, giving you NSF-tested filtration on demand with no countertop clutter. Every system uses quick-connect fittings for a fast, tool-free install and comes with your choice of faucet finish.

Which System Is Right for You?
Single-Stage — Our KDF/GAC and carbon block options are a great everyday choice for chlorine, lead, and heavy metal reduction at an affordable price.
Double-Stage — Pair KDF/GAC with a second cartridge targeted at your specific water issue: sediment, chloramine/VOCs, bacteria (Doulton ceramic), sodium, or nitrates.
Triple-Stage — Our most complete setup, combining KDF/GAC with two specialty cartridges for households dealing with multiple issues at once, such as fluoride plus bacteria or fluoride plus high chlorine/chloramine.

What These Filters Can Remove
Chlorine, chloramine, lead, PFAS/PFOA, heavy metals, sediment, cysts (Cryptosporidium, Giardia), harmful bacteria, sodium, nitrates, and fluoride — depending on the system and cartridges you choose.

See Our Fluoride Removal Water Filters

Note: Consumer is responsible for following any state and/or local regulations and plumbing codes pertinent to the purchase, installation, and operation of our products.