Undersink Water Filters & Systems
Transform the water served from your tap or faucet into a premium quality beverage with an under sink water filter.
With over 250+ under sink water filter systems and undersink replacement filters available in a wide range of flow rates, colors/finishes, prices, and filter life’s, we’ve got an undersink filter for every home. Choose from some of the best under sink water filters including the Crystal Quest 7 Stage Under Sink Fluoride Water Filter System, the Culligan® Level-4 Easy Change Undersink Drinking Water System, and the 3M Filtrete™ Undersink Advanced Water Filter System.
Not sure, which under the sink water filter is right for your home? Give us a call 1-800-277-3458; our experts will help you choose the perfect under sink filter to address all of your water quality concerns, no matter how monumentous they may seem.
Note: All of our under sink filters and under sink water filter systems are backed by our 100% Price Match Guarantee. Meaning if you find a particular under sink water filter for less than our listed price, we’ll match the competitors lower price. Shopping for home water filters has never been easier.
Fits Culligan AC15, AC30, LC50, and H83 Reverse Osmosis systems Learn More$7.19 MSRP: $13.99
Fits any brand of undersink water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More$23.59 MSRP: $35.99
Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More$9.99 MSRP: $10.57
Fits 3M Cuno Water Factory FaucetMATE FM-2-CTO two-stage system Learn More$47.19 MSRP: $63.99
Fits any brand of undersink or whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More$16.99 MSRP: $21.38
Fits in compact 5-inch water filter housings Learn More$10.29 MSRP: $15.99
Fits Omnipure ELF Series and Everpure permanent filter heads including Insurice, H-100, H-50, OCS, OCS-2, QL-2, and QL-7 Learn More$20.19 MSRP: $41.99
Fits the UC-151 icemaker Learn More
As Low As $28.00 Per Filter