You're currently on:

25 sq. ft. EZ Twist Top Mount Skim Filter with Top Load Pressure for Arctic, Beachcomber, Honey, Hot Springs, Rubadub, Waters Edge, replacement of Unicel C-4326, Pleatco PRB25-IN

Replacement Filter Cartridge
25 sq ft.
4 15/16"
13 5/16"
4 15/16"
In Stock
Add Items to Cart


  • Bottom Cap:

    Open Hole: 2 1/8"

  • Top Cap:

    Open Hole: 2 1/8"


We ship most orders complete within 24hrs.

Product Highlights

This 25 sq. ft., 4 15/16" OD Pool or Spa Filter has a 2 1/8" Open Hole Top, a 2 1/8" Open Hole Bottom, and is 13 5/16" 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





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

Accent Spas, Acryx-Maax Spas, Apollo Spas, Aqua Mystic, Aquatic Industries, Aquatic Industries, Arctic Spas, Beachcomber, Blue Falls Manufacturing, California Cooperage, Coast Mountain Spas, Coleman Spas, Custom Molded Products, Dakota Spas, Emerald Spas, GPM Industries, Great Lakes Home & Resort, Great Lakes Spas, Great Northern Engineering, Honey Tubs , Hot Spot , Hot Springs Spas, Infinity Spas by Maax, Islander Spas, Jacuzzi Premium, Leisure Bay Manufacturing, Lifestyle Spas, Maax Spas of Arizona, Millennium Spas, Moonwater Spas, Nordic Hot Tubs, Orca Bay Spas, PDC Spas, Pentair Pool Products, Pentair Pool Products - Rainbow Plastics Replacements, QCA, Rec Warehouse, River Valley Spas, Royal Spas, Rubadub Tub, Safari Spas, Savannah Spas, Signature Spas, Spa Manufacturers Inc., Statewood Spas, Streamline Spas, Sun Ray Spas, Thermo Spas of Connecticut, Tiger River, US Spas, Viking Spas, Waters Edge Spas, Waterway Plastics, Watkins Manufacturing, Zone Spas

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.

Model Notes

Also for Nordic Models dated after 7/99

Pleated Filter Cartridges from

Customer Reviews

  1. Easy to Install Unicel C-4326 ,5/1/15
    By Mitchell

    The Unicel C-4326 products are really admirable and effective to use in a Viking Spas. It is also easy to install.

Write a Review for Unicel: AK-3011

How do you rate this product?*
  1 star 2 stars 3 stars 4 stars 5 stars