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Reverse Osmosis System

Model: AO-US-RO-4000 Lowe's Item #: 960786
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Product Features

  • First Reverse Osmosis system to combine reverse osmosis, advanced Claryum® selective filtration and remineralization.
  • Maximum Filtration—Reverse Osmosis reduces up to 99% of 88 harmful contaminants including lead, fluoride, asbestos, chromium, mercury, pesticides, pharmaceuticals, and chlorine.
  • Claryum® filtration reduces harmful contaminants—those you can see, smell and taste, and those you can’t—for optimally clean water.
  • Access to clean, filtered water whenever you need it. Perfect for 1-3 people.
  • Remineralizer returns the healthy minerals lost in the reverse osmosis process—such as calcium, magnesium, and potassium.
  • Full system NSF certified to standards 42, 53, 58, 401 + P473.
  • Carbon & Claryum filters last 6 months or 365 gallons. RO Membrane and Remineralizer last 12 months.
  • 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.

Replacement Filters

  • Carbon & Claryum® Filter Replacements

    Carbon & Claryum® Filter Replacements for the Clean Water Filter with RO Boost. Replace every 6 month or 365 gallons. Use only genuine A. O. Smith replacements with your system.

  • Membrane & Remineralizer Replacements

    Reverse Osmosis Membrane & Remineralizer Replacements for the Clean Water Filter with RO Boost. Replace every 12 months. Use only genuine A. O. Smith replacements with your system.

Shop Now at Lowe’s

Product Features

  • First Reverse Osmosis system to combine reverse osmosis, advanced Claryum® selective filtration and remineralization.
  • Maximum Filtration—Reverse Osmosis reduces up to 99% of 88 harmful contaminants including lead, fluoride, asbestos, chromium, mercury, pesticides, pharmaceuticals, and chlorine.
  • Claryum® filtration reduces harmful contaminants—those you can see, smell and taste, and those you can’t—for optimally clean water.
  • Access to clean, filtered water whenever you need it. Perfect for 1-3 people.
  • Remineralizer returns the healthy minerals lost in the reverse osmosis process—such as calcium, magnesium, and potassium.
  • Full system NSF certified to standards 42, 53, 58, 401 + P473.
  • Carbon & Claryum filters last 6 months or 365 gallons. RO Membrane and Remineralizer last 12 months.
  • 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.

Replacement Filters

  • Carbon & Claryum® Filter Replacements

    Carbon & Claryum® Filter Replacements for the Clean Water Filter with RO Boost. Replace every 6 month or 365 gallons. Use only genuine A. O. Smith replacements with your system.

  • Membrane & Remineralizer Replacements

    Reverse Osmosis Membrane & Remineralizer Replacements for the Clean Water Filter with RO Boost. Replace every 12 months. Use only genuine A. O. Smith replacements with your system.

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How This Model Will Perform In Your Home...

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    Maximum

    Filtration Strength
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    1-4 People

    Household Size
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    Certified

    NSF Certs
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    6 Months

    Filter Life - 365 gallons
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    $220 or Less

    Annual Maintenance Cost

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  • Product Dimensions

    Reduces Sediment: Yes
    Reduces Turbidity: Yes
    Reduces Cysts: Yes
    Height: 12.5 in.
    Width: 4 in.
    Depth: 12 in.
    Filter Life: 6 months
    Recommended Use: Under Sink
    Capacity Published: 300 gal.
    Flow Rate: 0.5 (Gallons per minute)
    Min. Feed Temp: 40° Fahrenheit
    Max. Feed Temp: 90° Fahrenheit
    Lowes Exclusive: Yes
    Package Contents: Clean Water Filter RO System, Water Storage Tank, Brushed Nickel Faucet, Tubing, Fittings
    Faucet Finish: Brushed Nickel
    Warranty: 2 years
    Package Quantity: 1
    Type: Drinking Water Filter
    Product Weight: 20 lbs.

    Configuration and Overview

    Household Size: 3 - 4
    Annual Maintenance Cost: $220
    Contaminants Reduced: 88
    Filtration Method 1: Activated Carbon
    Filtration Method 2: Catalytic Carbon
    Filtration Method 3: Ion Exchange
    Filtration Method 4: Mechanical Filtration
    Filtration Strength: Advanced
    NSF Standard 42: Yes
    NSF Standard 53: Yes
    NSF Standard 58: Yes
    NSF Standard 401: Yes
    NSF Standard P473: Yes
    Reduces Chlorine: Yes
    Reduces Chloramine: Yes
    Reduces Lead: Yes
    Reduces Mercury: Yes
    Reduces BPA: Yes
    Reduces PFOA/PFOS: Yes

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