About This

• [Perfect Fit & Easy Seating] Specifically designed for Hayward SwimClear C4020 and Super-Star-Clear C4000, C4000S filter systems. Replacement for OEM CX870XRE, PA100N, and PA100N-PAK4. Direct drop-in design ensures a secure hydraulic seal with no tools required for placement.
• [Reliable 3 oz Essential Media] Features industry-standard 3 oz premium fabric, the trusted choice for daily maintenance. Delivering the exact same flow rate and clarity as original OEM filters, it serves as the reliable, high-value counterpart to our high-performance Ultra flagship series.
• [Optimized Flow & Efficiency] Built with a tough polypropylene core to withstand daily pump pressure. Uniform pleat spacing minimizes water resistance, reducing energy costs and pump strain while maintaining full structural integrity during standard filtration cycles.
• [Verified Specs & Rapid Rinsing] Professional 4-pack providing 400 Sq. Ft. total filtration. Dimensions: 7" OD x 25-1/2" L x 3" ID. A verified reliable alternative for Unicel C-7487, Filbur FC-1270, and FC-6445. Precision-pleated spacing allows for easier debris removal and faster cleaning.
• [The Swimara Reliable Choice] The Swimara Essential Series is the proven solution for consistent, high-standard pool care. It offers the perfect balance of trusted quality and a precision fit, providing dependable performance for your everyday filtration needs.