Replacement drain cap and gasket kit for pool filter housings, designed to restore a secure, leak seal for compatible filter and salt cell systems. Key benefits Quick installation: Threaded drain cap installs by hand to save time during routine maintenance and cleaning. Reliable sealing: Included oring gasket creates a tight seal to prevent leaks and keep water contained while servicing the filter or salt cell. Durable construction: Made from quality materials suitable for repeated use in pool environments. Complete kit: Contains the threaded drain cap and oring needed to a lost or damaged drain fitting. Compatibility Compatible with CL series filters: CL340, CL460, CL580 Compatible with CV series filters: CV340, CV460, CV580 Compatible with DEL series filters: DEL48, DEL60 Compatible with DEV series D.E. filters: DEV48, DEV60 Compatible with CS series filters: CS100, CS150, CS200, CS250 Note: Compatibility references are provided to help confirm fit with your existing equipment. Features and function Function: Replaces the drain cap on the pool filter housing and seals the salt cell connection during cleaning and maintenance. Components included: 1 x drain cap, 1 x threaded plug, 1 x oring gasket. Size and fit: Threaded design matches specified compatible models for a secure fit. Performance: Designed to withstand normal pool maintenance conditions and to restore proper drainage and sealing functionality. Typical use scenarios Routine cleaning: Install the drain cap and oring when backwashing or cleaning the filter to prevent unintended leaks and contain water in the housing. Salt cell maintenance: Use the cap to seal the filter and salt cell while performing salt cell inspection or replacement. Replacement after loss or wear: Swap in the threaded drain cap and gasket when the original cap is cracked, stripped, or missing. Installation notes Inspect the oring for proper seating before threading the cap into place. Handtighten the cap to ensure a secure seal; avoid overtightening to prevent damage to threads or gasket. Periodically check the oring for wear and as needed to maintain leak performance. This replacement kit provides a straightforward way to restore the drain sealing function on compatible pool filter housings and salt cell systems.