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4 15/16"
13 5/16"
In Stock
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  • Bottom Cap:

    Open Hole: 2 1/8"

  • Top Cap:

    Open Hole: 2 1/8"


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Product Highlights

This Replacement Filter Cartridge has the technical specifications as Unicel # C-4326, Pleatco # PRB-25IN, Filbur # FC-2375 and OEM # C4326 and handles the top load of 25 sq ft. replacement filters for the following oem's With equal size holes of 2 1/8 inch both at top as well as bottom this good quality filter cartridge provides you clear water free from worms, sand, dust, etc. for your Rainbow, Waterway Plastics, Custom Mold, California cooperage, Pentair Pool Products-Rainbow Pl, Rec Warehouse, Maax spas of az, Moonwater Spas, Nordic Hot Tubs, River Valley Spas, Gpm industries, Great Lakes Spas, Hot Spring Spas, Jacuzzi Premium, Great Lakes Home & Resort, Honey Tubs, Orca Bay Spas, PDC Spas, Safari Spas, Great Northern Engineering, Signature Spas, Royal Spas, Apollo Spas, QCA, Hot Spot, Tiger River, Coleman Spas, Watkins Mfg., Acryx-Maax Spas (Canada), Aqua Mystic, Beachcomber, Accent Spas, Infinity Spas by Maax, Blue Falls Mfg, Lifestyle Spas, Rubadub Tub, Statewood spas, Viking Spas, Savannah spas, Sun Ray Spas (Canada), Streamline Spas, Spa Manufacturers Inc., Zone Spas, Waters Edge Spas, US Spas, Thermo Spas of Connecticut, Leisure bay mfg, Dakota Spas, Aquatic Industries, Emerald Spas, Arctic Spas, Coast Mountain Spas (Canada), Islander Spas.

Interchangeable Part Numbers





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.

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