Pentair Clean & Clear Plus Cartridge Pool Filter 520 Sq Ft Replacement Cartridge | 179136 | R173578

Filter family of cartridges are manufactured from a durable, non-woven and reusable polyester fabric that is suitable for a wide range of filtration uses. The media is pleated around a polypropylene core for added strength. The Heavy Duty cartridges have a molded endcap with gaskets and the pleated ends are sealed to the endcap with a thermoplastic adhesive. The overlap seam is sonically welded to reduce internal bypass improving filtration efficiency. The media is pleated to maximize dirt holding capacity and extend the time period between changes or cleaning. 17913X Cartridges are resistant to both bacteria and chemical attack making them suitable for a variety of residential, commercial and industrial applications.