Aquasana's top selling water filter system with our highest rated under sink water filtration for filtered tap water convenience from a dedicated brushed nickel faucet on your kitchen counter. Compare and review Aquasana's new 2-stage drinking water filter system with NSF Certified Claryum purification to remove over 97% of chlorine and chloramines and reduce over 60 common water contaminants including lead, asbestos, herbicide pollution, pesticides and many more. Features Aquasana's best drinking water flow rate, quick-change cartridges, and a filter change indicator. The first set of filters come installed and last six months or 500 gallons.