Durable lamella seal for pool cleaners that lasts and helps keep your pool clean. Its ribbed rubber design maximizes suction and coverage for easy, effective cleaning. Large coverage area. Delivers thorough cleaning over a large surface area. Inner diameter 110 mm (4.4 in) and outer diameter 420 mm (5 in) ensure the right size for safe installation. Multiple functions. The lamella seal simplifies maintenance while delivering strong cleaning performance. Its multifunction design helps keep your pool clear with minimal effort. General design. Maintains suction and mobility so the cleaner runs efficiently in your pool, with broad compatibility across different models. Use scenarios - Replace worn seals to restore peak suction and cleaning performance. - Routine maintenance for large pools to maintain consistent cleaning over a wide area. - Upgrade or replace with a model that uses this seal size to ensure compatibility across multiple cleaners.