Durable and practical design - Made from durable material for long-term use in pool filtration systems. Replacement compatibility - Replaces SPX1091Z7 or SPX1091Z4 hose adapters, delivering a secure and reliable connection between your pool filter hose and the filter or pump. Versatile inlet and outlet adapter - A versatile inlet and outlet adapter suitable for above-ground pool pumps, filters, and skimmers; supports efficient water circulation. Reliable performance in outdoor use - Built to withstand outdoor pool environments with a focus on dependable operation and long-lasting performance. Use scenarios - Replacing worn SPX1091Z7 or SPX1091Z4 adapters in an existing above-ground pool filtration setup to restore a secure seal. - Upgrading an aging hose connection to reduce leaks and improve reliability between filter hoses and the pump or filter. - Serving as a spare part for seasonal pool maintenance or new installations to ensure quick restoration of proper hose connections.