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3 sq. ft. 4000 Series Cartridge for Intex Recreation Type D Filter - Simple Set, Sand n' Sun Filter, replacement of Unicel C-4313, Pleatco PBW4PAIR

Replacement Filter Cartridge
3 sq ft.
4 1/4"
3 3/4"
4 1/4"
In Stock
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  • Top Cap:

    Open Hole: 2 1/16"

  • Bottom Cap:

    Open Hole: 2 1/16"


We ship most orders complete within 24hrs.

Product Highlights

This 3 sq. ft., 4 1/4" OD Pool or Spa Filter has a 2 1/16" Open Hole Top, a 2 1/16" Open Hole Bottom, and is 3 3/4" long. It is crafted of the highest quality materials; and engineered to be superior. With USA MADE REEMAY®, the highest quality fabric that removes unwanted bacteria and contaminants, keeping your water crystal clean.Our Pool and Spa Replacement Filter Cartridges meet or exceed OEM specifications. They install easily, and begin working to clean water immediately. Once you have tried our filters, you will see how they filter out more debris than the other brands, and out last other brands.

  • Guaranteed Perfect Fit
  • Filters Bacteria & Contaminants
  • Eco Friendly Filter Cartridge
  • Extremely Durable - Wash & Reuse
  • Withstands High Pressures & Temperatures
  • Energy Efficient
  • Easy Installation

Hint: keep an extra filter on hand so that when its time to clean your filter, you will be able to replace it immediately with the back-up. This will allow you the time to leisurely deep clean your dirty filter and allow it to dry completely before replacing it; and without any down time on your pool or spa system.

Interchangeable Part Numbers

OEM:WM-3779, SIZE D, SA-3766 Size 1




We have listed all known part numbers associated with this product. Some part numbers may not be listed for old/discontinued items. Every filter on this site is different. If you aren’t sure if this is your filter, call 661-833-9600. We’re happy to help.

Supported Brands

Aqua Leisure , Intex Recreation, Simple Set, The Wet Set

Some brands may not be listed. If you aren’t sure if this is your filter, call 661-833-9600. We’re happy to help.

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