PUREPLUS NSF Certified 22000 Gallons Under Sink Water Filter Cartridge Replacement for WFS5300A Under Counter Water Filtration System, 99.99% Chlorine Reduction Rate


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1. 5-year/ 𝟮𝟮,𝟬𝟬𝟬 gallons ultra long filtration capability certified by IAPMO.

2. Average daily cost of less than 0.018 dollars, which is only 1/10 of similar products on the market.

3. Flow rate of up to 2.5GPM at 60PSI, which is 3 times more than common under counter water filter cartridges.

4. Certified against NSF/ANSI 42, adopts 6 in 1 special composite filter.

5. Certified against NSF/ANSI 372 by IAPMO, using food grade Lead-Free materials, which meets Australian WaterMark, TUV, ROHS, REACH, BPA Free high standards.

6. 0.5 micron filtration effectively filtering 99% of chlorine & odor, removing heavy metals, sediment and other large particles, significantly improving water taste.

7. Adopts upgraded twist and lock design , which greatly shortens the filter replacement time, reduces the possibility of leakage and improves your installation experience.

8. With smart design and compact size, it is the best choice for renting an apartment, Ideal for drinking, cooking, skincare, and cleaning.

9. This filter cartridge retains the beneficial minerals in the water and does not change the TDS value.

10. For smoother installation, please make sure to insert the hoses securely.

Product details

  • Efficient Filtration

    Uses 6 Stage Filtration technology for a 0.5 micron rate, effectively reducing 99.99% of Chlorine, sediment, taste, odor, rust, and over 100 other harmful substances, providing you with a refreshing drinking experience.

    High Performance

    Innovative structure provides you with stable and continuous high water flow, advanced carbon block greatly increases the service life.

  • Lifespan: 22000 gallons or 5 years depending on usage and water quality.

    Operating Water Pressure: 30 PSI-100PSI

    Operating Temperature: 30-100ºF

    Flow Rate: >2.5GPM/60PSI

    Application: kitchen, bathroom, RV or office.

Measurements & Compatible


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Q: connection [2023-02-01 07:04:17]
Q: How can I recycle the used filter? [2022-09-09 09:45:06]
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Purer & Fresher Than Ever

PUREPLUS aims to design, develop and sell high-quality, cost-effective water filtration products. Our company is committed to household water filtration. For decades, PUREPLUS is not only dedicated to selling filtration products, but also to provide high-quality water filtration solutions for every family. All PUREPLUS products are manufactured under the technical support of our experienced team of product experts.

How did we get our start?

PUREPLUS is headquartered in California and has 20+ years of expertise in the water filtration industry. Every year we supply filtration solutions to 200 million American families.

What makes our products unique?

PUREPLUS has an independent R&D team, that has applied for 2000 patents, and obtained certifications from NSF & IAPMO, European TUV, ROHS, UK WRAS, ACS, CSA, BPA Free and Water Mark. All of our products are produced under the ISO9001, 14000 standard and inspected under strict quality control.

Why do we love what we do?

Water is the source of life. Our dream is to protect the water health of every American resident and provide perfect filtration solutions and fresh water based on different regions water quality.

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How to find NSF Certification Information?

How to find NSF Certification Information?

Step 1: Go to

Step 2: Select search category: Listed Model / Additional Company

Step 3: Enter "WFS5300A" in the brand name/model field

Model Information List

Model Information List

under counter water filtration system