Replacement Pool Filter Cartridges 3 Pack Product overview These replacement filter cartridges are designed for above ground pool filter pumps. Constructed from polyester filter paper media, they deliver reliable, washable filtration to trap fine impurities such as mud, algae, and hair. Available in two sizes to match common cartridge pump models. Key benefits filtration accuracy: Polyester fiber media captures fine debris to help keep pool water clearer between chemical treatments. Durable and reusable: Robust polyester construction withstands repeated washing for multiple uses, reducing the need for frequent replacements. Convenient spare supply: Three cartridges per pack provide immediate replacements and backups for routine maintenance. Easy maintenance: Rinseandreuse design cleans quickly with a hose, restoring flow and extending the usable life of each cartridge. Simple compatibility check: Two model sizes available to match your pump model and ensure correct fit and performance. Specifications and compatibility Model FC2375: 13 inches length x 5 inches diameter Model FD2138: 8 inches length x 4 inches diameter Intended for use with compatible above ground pool filter pumps. Please verify that your pump model matches one of the listed sizes before ordering. Material Polyester filter paper media (polyester fiber): durable, filtration accuracy, washable for multiple reuse cycles. Typical applications Routine pool maintenance: cartridges during regular cleaning cycles to maintain filtration efficiency and water clarity. After heavy use or weather events: Swap in a fresh cartridge following swim parties or storms to remove increased debris load like hair, leaves, and mud. Seasonal prep and storage: Install clean cartridges before periods of frequent use or when bringing a pool back into service after storage. What is included Three replacement filter cartridges in the selected model size (FC2375 or FD2138). Notes Confirm that your filter pump model corresponds to either FC2375 (13x5 inches) or FD2138 (8x4 inches) before .