Three-Stage Under Counter Water Filter

Advanced Filtration. Clean, Healthy Water On Demand.

The Aquasana 3-Stage Under Counter Water Filter System delivers superior contaminant reduction and long-lasting performance—all in a compact, space-saving design. Enjoy fresh, great-tasting water straight from your tap.

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Advanced Reverse Osmosis Meets Smart Technology

Upgrade your water filtration with the Aquasana SmartFlow™ Reverse Osmosis System – a cutting-edge under-sink solution that delivers ultra-pure hydration and smarter performance. With Aquasana’s patented Claryum® technology, remineralization, and built-in smart features, this system ensures your family enjoys cleaner, healthier water every day.

Key Benefits

Triple-Stage Filtration

Advanced system includes activated carbon, catalytic carbon, and ion-exchange filtration for maximum contaminant removal.

600-Gallon Capacity

Filters up to 600 gallons or lasts up to 6 months—twice the capacity of Aquasana’s 2-stage system.

Built-In Sediment Pre-Filter

Captures dirt, rust, and debris to reduce clogging and extend filter life.

Fast Flow Rate

Delivers up to 0.5 gallons per minute, perfect for busy households.

Healthy Mineral Retention

Claryum® technology keeps beneficial minerals like calcium, magnesium, and potassium.

NSF Certified

Tested to reduce over 77 contaminants, including lead, chlorine, pharmaceuticals, and more.

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Installation Video

  • Claryum tech Graph
  • Smartflow Filtration Graph

Why Choose Aquasana’s 3-Stage Filter?

This is Aquasana’s best-performing under sink filter, offering advanced protection, long filter life, and great-tasting water—all without taking up counter space.

Get Cleaner Water Today

Order the Aquasana 3-Stage Under Counter Water Filter and enjoy the confidence of clean, healthy water straight from your kitchen tap.

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Thank you for shopping at Water Filters Canada!

We’re proud to partner with Aquasana, a globally trusted name in water filtration.
PLEASE NOTE: ALL PRICES FOR AQUASANA PRODUCTS ARE LISTED IN USD. ORDERS SHIP DIRECTLY FROM AQUASANA IN THE UNITED STATES.