The Swimline filter connection hose is designed for compatible pool and filtration applications where a short flexible connection is needed between system components. A hose is useful because it helps move water between connected parts while allowing a more adaptable installation layout than rigid plumbing alone.This replacement is especially useful when the original hose is cracked, brittle, leaking, or worn from age and exposure. Matching the correct 3 foot length and 1-1/4 inch size helps preserve intended fit and restore dependable water-transfer support.The 6003 is a practical service part when a compatible Swimline setup needs a hose to restore secure filter connection and reliable system operation. Swimline filter connection hose 3 foot length x 1-1/4 inch size Designed for compatible pool and filtration connections Useful when the original hose is worn or leaking Supports cleaner and more dependable water flow