This is a 25 Sq. Ft. Waterway Replacement Spa Filter Cartridge
Diameter: 4-15/16 Length: 13-5/16 Top: 2-1/8 Bottom: 2-1/8 SqFt: 25
Replaces;
Unicel: C-4326
Pleatco: PRB25IN
Filbur: FC-2375
This filter is commonly used in the following spas: Accent Spas, Acryx-Maax Spas, Apollo Spas, Aqua Mystic, Aquatic Industries, Beachcomber, Blue Falls, Coast Mountain Spas (Canada), Coleman Spas, Custom Molded Products, Dakota Spas, Diamond Spas, Down East, Emerald Spas, GPM Industries, Great Lakes, Great Northern, Honey Tubs, Hot Spot Spas, Hot Springs Spas (Hot Spot), Hydro Pool Ind, Hydro Spa, Infinity Spas, Leisure Bay Mfg., Maax, Moonwater Spas, Nordic Hot Tubs, Orca Bay Spas, PDC Spas, QCA, Rainbow Plastics, Recreation Wearhouse, River Valley Spas, Rubadub Tub, Safari Spas, Savannah Spas, Signature Spas, Statewood Spas, Streamline Spas, Thermo Spas, Tiger River, US Spas, Viking Spas, Waters Edge, Waterway Plastics