What You Need to Know About the Omnipure WL5520

What You Need to Know About the Omnipure WL5520

The Omnipure WL5520 is an Inline Filter with a carbon block in the inside.

Model Number Breakdown WL5520

WL ► Filter Series (Quick Change, Wind Left)

55 ► Size, 2.5” by 10”

20Media Code, 1 Micron Carbon Block (No tools or skills required)

The part number in this filter represents the filter series model (first letters); the length and diameter (first two numbers); and filtration media (last two numbers).

What are the Omnipure WL5520 applications?

  • Ideal for use in drinking fountains as well as under the counter systems.
  • Also ideal to use it in conjunction with other purification systems and reverse osmosis systems.
  • Fits Q-Series Omnipure WL heads.


    • If installed under the sink, this filter needs a dedicated drinking faucet to filter water at 1.9 LPM.


    • MPN: WL5520
    • Reduces Chlorine, Taste, Odours, Parasites and VOCs.
    • Flow Rate: 1.9LPM
    • Operating Temperature: 2°C to 38°C
    • Maximum Pressure: 125 psi
    • Model: Q-Series
    • Manufacturer: Omnipure
    • Certification: ANSI and NSF 42 for chlorine taste and odours and NSF 53 for parasites reduction.

What's the Omnipure WL5520 Filtration Media?

  • When water passes through the 1 Micron Carbon Block Cartridge, water is forced through the small pores of the Coconut Shell Activated Carbon Block Cartridge, where mechanical filtration and physical/ chemical adsorption reduce chlorine, taste and odour, sediments, and a wide range of contaminants of concern including VOCs.

How often should I replace the filter?

  • The Omnipure WL5520 should be replaced every year or after 9,463 litres of usage.
    • *As tested and verified by manufacturer’s laboratory
    • *Replacement Frequency also depends on water quality and usage.
    • *Carbon filters are recommended to be replaced every year.


    • Flush the filter with 5 gallons of water before use
    • Replace the filter when filter reaches its capacity
    • Screws: Counter-clockwise; Unscrews: Clockwise

Click here for more information about the Omnipure WL5520 Carbon Block.

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