About This

• [Perfect Fit & Easy Seating] 1:1 precision replacement for Pentair CCP520 (#160332) and Waterway 525. Compatible with OEM 178585, R173578, and PCC130-PAK4. Direct drop-in design ensures a 100% leak-free seal with no tools required once the tank is open.
• [Advanced 3 oz Trilobal Media] Our Pro Series features triangular Trilobal fibers, providing significantly more surface area than standard round fibers. This 3 oz advanced media captures fine debris (10 microns) while maintaining maximum flow, serving as the high-performance bridge between our Essential and Ultra flagship series.
• [Non-Clumping Structural Integrity] The rigid Trilobal fibers maintain their triangular shape with a reinforced core, ensuring pleats stay open and stable under pressure. This anti-collapse design prevents bunching, allowing for 50% easier rinsing and consistent water flow for an extended service life.
• [Verified Specs & Efficiency] Professional 4-pack set with 520 Sq. Ft. filtration area. Specs: 7" OD x 32" L x 3" Open Hole. Verified alternative to Unicel C-7472 and FC-1978. High-flow spacing reduces backpressure to lower energy costs.
• [The Swimara Pro-Grade Choice] The Swimara Pro Series is the premier mid-tier solution, balancing high-precision filtration with exceptional value. It delivers the structural reliability of the Ultra Series with the efficiency of standard 3 oz media, making it the top choice for dependable, professional-grade water clarity.