AO Smith 4-Stage Reverse Osmosis Water Filter System Under Sink - NSF Certified - Brushed Nickel Faucet
Brand: AO Smith

A.O. Smith AO-US-RO-4000 Clean Water Filter with RO Boost Brushed Nickel Faucet

Maximum Filtration - Reverse Osmosis reduces up to 99% of 88 harmful contaminants including lead, fluoride, asbestos, chromium, mercury, asbestos, pesticides, pharmaceuticals, and chlorine.
RO system with Remineralization - returns the healthy minerals lost in the reverse osmosis process - such as calcium, magnesium, and potassium.
Carbon & Claryum filters last 6 months or 365 gallons. RO Membrane and Remineralizer last 12 months. Annual replacement costs of $220 or less.
Full system NSF certified to standards 42, 53, 58, 401 + P473.
Includes first set of filters, RO tank, a stylish all metal, 100% lead free, brushed-nickel faucet, and all parts required for installation. Limited 2-year warranty.