Sand filter drain cap assembly made from durable ABS for long life and reliable performance. Designed as a direct replacement for worn or damaged drain caps on sand filter systems used with swimming pools and spas. Key benefits Durable material: Constructed from ABS for wear resistance and long service life. Easy replacement: Simple installation lets you swap the old or damaged cap quickly without special tools. Reliable workmanship: Precision molding and sturdy construction reduce the risk of leaks and premature failure. Versatile use: Fits sand filter drain openings commonly found on pool and spa filtration systems. Features and function Function: Seals the drain port on sand filter tanks to control water release during draining and maintenance. Compatibility: Intended for sand pool filters and spa sand filters that use a removable drain cap; use as a direct replacement part. Performance: Wear resistant and built for repeated use during routine maintenance tasks. Typical applications Backyard pool maintenance: a cracked or leaking drain cap on a residential sand filter to restore proper drainage and prevent sand loss. Spa service: Install during spa filter upkeep to ensure a reliable seal while backwashing or draining the system. Pool service kits: Keep as a spare part for pool technicians to quickly fix damaged caps and minimize downtime. What you get A single drain cap assembly made of ABS that installs easily and provides dependable service for sand filter drain ports. This drain cap assembly is a practical, easy to install accessory for maintaining sand filter systems in pools and spas.