One-Time Replacement Cartridge
Granular Media
One-Time Replacement Cartridge
Granular Media



For customers whose flow rate has slown down before the end of its rated lifetime.
We don't mean to brag, but we've basically created the holy grail of water filters
Head & shoulders above the competition
Over-faucet and pitcher filters are a joke in comparison.
Check out the filter comparisonsHydroviv's patented Under-Sink Water Filter provides you with the safest, best-tasting water on the planet, or your money back.
15 Min Installation
Installation is a breeze. Have it up and running in 15 mins or less.
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Made just for you
Our Water Nerds customize your filter based on science.
Learn MoreIt's not just a water filter, we custom build a solution for you based on your city's water data.
Bundle up for whole-home protection & save!