20x 4.5 inch Whole House Well Water Big Blue Pleated Sediment Filter Cartridge Replacements

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1. This filter cartridge can reduces up to 99% of sediment, sand, rust and color in unfiltered well water.

2. 30000 gallons long filtration lifespan depending on water quality and contaminant level.

3. Fits any standard heavy duty filtration systems with 20x4.5 inch filters and cold water filter housings

4. Manufactured to the exact designs and specifications as the original brand name filter to ensure perfect compatibility

with zero water leakage.

5. Suggest to replace it every 3-6 months for the average household for optimal performance depending on daily water


Product details

  • High Performance

    Pleating structure and corrosion resistant fabric, effectively removes 99% large particles, provides you with stable and continuous high water flow.

    Long Service Life

    Washable and Reusable, it can be used repeatedly after proper cleaning and maintenance, greatly increases the service life and saves money.

  • NSF/ANSI 50 certification information: Certificate W-11809, by IAPMO, 2020.

    High Grade Polypropylene Microfibers: sediment reduction rate >99%

    Recognized by Australia Water Mark: food grade material

    Filter Life: Replace every 3-6 months or 30000 gallons depending on water quality.

    Micron Rating: 5 Microns

    Flow Rate: 2.5-5GPM    *Flow rate varies based on the regional water pressure/quality.

    Filter Dimensions: Length: 20 inches , Diameter:4.5 inches

    Working Temperature: 4-52℃/39-126℉

    Max. Operating Pressure: 100psi

    Normal working pressure: 60psi

Measurements & Compatible

  • Package Dimensions    20.65 x 9.5 x 4.89 inches

    Item Weight    2.49 pounds



    AquaPure AP810-2

    Culligan 155184, CP5-BB, CP5-BBS

    Ametek CP5-BB

    DuPont HDC3001

    American Plumber 155184-51, W5CPHD

    Compatible with standard 20x4.5 inch sediment filter models.

    Fits standard whole house 20x4.5 inch filter housing.


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Q: What is a pleated filter? [2022-08-03 15:13:01]
at 2022-10-07 11:09:27 Replied :
Pleated filter is a pleat-folded-type of extra surface single layer pre-filtration filter made of a precise combination of pharmaceutical grade Polypropylene(PP), Polyvinylidene Fluoride(PVDF), and Polyether Sulfone (PES).
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PurePlus 20X4.5 inch Whole House Well Water Iron & Manganese Filter Cartridge Replacement 1-Pack

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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Model Information List

Model Information List

whole house water filter cartridge replacement