PRB25-IN Spa Filter, Compatible with Unicel C-4326, Filbur FC-2375, FC-2370, 5"x13" Drop-in Hot Tub Filter, 25 sq. Ft, 2-Pack

About this item

• Compatible with a Wide Range of Hot Tubs: This PRB25-IN spa filter replaces many popular models including Unicel C-4326, Pleatco PRB25-IN, Filbur FC-2375 & FC-2370, Guardian 413-106, 817-2500, 33521, 25392, and more.
• Trilobal Fabric for Easy Cleaning : The unique trilobal filter material allows dirt and oil to release easily during rinsing. After a simple hose-down, the filter looks and performs like a new one, saving you time and effort on maintenance.
• Effectively Traps Physical Impurities : The advanced fabric structure is designed to trap a large volume of debris, hair, sand, and residues from lotions and salts, keeping your spa water sparkling and crystal-clear for a more enjoyable experience.
• Long Service Life with Regular Care: With proper maintenance (cleaning every 2 weeks is ideal), each filter can last 1–2 years. This means fewer replacements and more reliable soaking sessions.
• Exact Dimensions for a Reliable Fit: Each filter measures 13 5/16 inches in length, 5 inches in outside diameter, with a 2 1/8-inch top and bottom opening. Provides 25 square feet of filtration area – a direct replacement for PRB25-IN style filters.