The Vertical Filter Commercial Lid Gasket is designed for optimal performance with 55-inch vertical filters, providing a reliable and secure seal. Crafted from high-quality, durable materials, this gasket ensures long-lasting performance and prevents leaks, maintaining the integrity of your filtration system. Its precise fit guarantees efficient operation, making it an essential component for large-scale pool filtration systems in commercial settings like hotels, resorts, and public swimming facilities.