Durable use The ribbed design of our lamellar seal ring for pool cleaners maximizes suction and coverage, helping keep your pool clean and free of dirt. Made from durable rubber, it provides long service life for extended use and a seamless cleaning experience. Revolutionary cleaning capability The lamellar seal ring delivers strong cleaning performance and wide coverage. Its inner diameter is 110 mm (4.4 in) and outer diameter is 420 mm (5 in), making it the ideal size for a secure installation. Multiple benefits This multifunctional lamellar seal ring enhances pool cleaning efficiency. It offers easy maintenance and reliable performance that supports a cleaner pool throughout the season. Wide compatibility Achieve optimal pool cleaning without sacrificing suction or maneuverability. The seal ring fits a wide range of cleaner models, ensuring efficient cleaning across several devices. Use scenarios 1) Replace a worn ring mid season to restore suction and cleaning effectiveness. 2) Upgrade cleaners in pools with heavy debris or leaves to improve debris removal. 3) Use across multiple cleaner models to simplify spare parts and maintenance in households with several cleaners.