The Hayward CX 550 Compatible Pool Filter Cartridge is made of 55 square feet of Reemay spunbound polyester media. This Hayward pool filter cartridge contains end caps that are made from durable polyurethane material. The center core of this Hayward pool filter is made of punched PVC pipe for consistent flow. (APC Brand Manufactured by Filbur).
APC Filbur FC-1245 55 Sq. Ft. Filter Cartridge Brand Mfg. by Filbur - B079T6KWKD