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The Aquasana Faucet Filter.
AQ-4000 Dual-Filter Drinking Water System complete with twin filter cartridges, chrome faucet diverter and easy to follow instructions. Installs in seconds, switch from filtered to unfiltered with the touch of a button.

Aquasana is the #1 rated home water filtration system in America, works better & costs less than any other brand!
Top 10 Water Filter Comparison


This patented twin cartridge drinking water filter installs in seconds to standard kitchen faucets and provides up to 30 gallons an hour of ultra-filtered high quality water for drinking, cooking and other beverages. Includes filter housing, chrome faucet diverter, twin filter cartridge set(lasts 6 months/filters 500 gallons), easy to follow instructions and cartridge re-order forms. Replacement filters cost $45.00 every 6 months/500 gallons...that's only 9¢ a gallon/ $7.50 a month for a virtually unlimited supply of "healthy water".

“You get the very best water, the best value and the most convenience, at a fraction of the cost of bottled water!

Aquasana’s exclusive dual filter system uses a combination of carbon filtration, ion exchange and sub-micron filtration to produce truly healthy, great tasting water at the convenience of your kitchen tap. Filters out chlorine, lead, synthetic chemicals, VOCs, THMs, MTBE, Turbidity, Cysts (chlorine resistant parasites) and leaves in natural trace minerals! No other product, at any price, has ever produced better results than Aquasana! Aquasana's contaminant reduction capabilities are certified by the California Dept. Of Health, the most stringent regulations in the U.S. certificate #99-1407

Made in the U.S.A.

Under sink mounting kit also available, see item #AQ-4050 on the product page.


Read our product comparison page and see why Aquasana filters stand ahead of the pack in terms of quality, health benefits and price.