CoolBlue Drinking Water Purifier for Virus, Bacteria, & Lead

Under-counter drinking water purification system that offers true virus, bacteria, and lead purification in a simple three-stage design. Easy to install under a kitchen sink and operate. IAPMO certified performance to ANSI / NSF P231, NSF 42 & NSF 53.

Virus, bacteria, and lead filtration using 3 stages of advanced filter media technology. 

  • Stage 1 NanoCeram® nanotechnology filter media with activated carbon for improved taste and reduction of soluble contaminants.
  • Stage 2 advanced Fiberdyne® technology from Pentair® to reduce heterotrophic bacteria and chlorine. 
  • Stage 3 innovative patented DEAL® filtration media to attract, capture and retain remaining sub-micron particles including bacteria, viruses, lead, and pharmaceuticals.

These three stages deliver unparalleled performance and are the latest innovations in drinking water treatment technologies.

Filtration Characteristics

  • >99.95% reduction of water-borne Cysts
  • >99.99% reduction of viruses
  • >99.9999% reduction of bacteria
  • Chlorine taste & odor
  • Lead reduction up to 1,000 gallons
  • Turbidity reduction
  • Removal of class 1 particulates


  • Effective at a high pH
  • John Guest fittings for ease of installation
  • Easy to install under a kitchen sink
  • Great for recreational vehicle (RV) use
  • Attachable to a garden hose for emergency water purification
  • Flow control
  • No back-flushing assures 100% usable purified water
  • Certified performance to NSF/ANSI P231, NSF/ANSI 42 & 53 by IAPMO
  • All components made of materials that meet FDA standards 21CFR177.1520 for direct food contact applications.

CoolBlue User Video

Manufacturer Video

Replace your CoolBlue advanced filter media every 6 months or 1000 gallons.

  • Availability: In Stock
  • Model: CoolBlue
  • Manufacturer: Argonide

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