2 Pack Spring Filter Cartridge for model 9991407R4 Keep your pool cleaner operating reliably with this two pack of spring filter cartridges designed for compatibility with model 9991407R4. These replacement cartridges restore proper debris capture and help maintain consistent cleaning performance. Key benefits Directfit replacement: Designed to match the original 9991407R4 cartridge shape and dimensions for straightforward installation and reliable seating. Two cartridges included: One for immediate replacement and one spare for scheduled maintenance or unexpected wear. Restores filtration function: Replacing worn or clogged cartridges helps the cleaner maintain suction and debris collection during each cycle. Built for routine use: Springstyle cartridge design works with the unit s existing mounting and retention features for a secure fit. Simple maintenance: Swap out cartridges quickly without specialized tools, minimizing downtime. What this product does Captures debris that would otherwise circulate in the cleaner system, protecting internal components and helping the unit complete cleaning cycles efficiently. Provides a ready replacement when the original cartridge shows wear, rips, or heavy clogging that cleaning cannot resolve. Compatibility and fit Compatible with model 9991407R4. Sold as a 2 pack to provide an immediate replacement and a spare. Constructed to match the original cartridge dimensions and mounting interface so no modifications are required. Material and durability Manufactured to meet the functional requirements of the original component and withstand regular poolcleaner operation. Intended for routine replacement intervals as part of ongoing maintenance. Typical use scenarios Seasonal maintenance: the cartridge at the start of the swim season to restore debris capture and ensure reliable cleaning throughout summer. Midseason troubleshooting: Swap in a cartridge when you notice reduced suction or visible damage to the existing filter element during operation. Backup on hand: Keep the spare cartridge available to avoid downtime during extended cleaning sessions or when hosting pool events. Practical notes Inspect cartridges regularly and when torn, misshapen, or permanently clogged by fine debris that cannot be removed by rinsing. Designed for easy replacement so you can maintain consistent cleaning performance with minimal effort. This 2 pack spring filter cartridge provides a practical, readytoinstall replacement solution for model 9991407R4, helping maintain cleaner operation and reducing the risk of extended downtime.