Features: Ensure leakproof performances with this comprehensive Pool Sand Filter Pumps Seal Gasket Replacement kit, containing 11 quality O-rings and a air release valves designs specifically for sand filter pumps (model 25013). Crafted from high elasticity rubber and precisions molded plastic components, these replacement seals withstanding prolonged exposure to water pressure and pool chemicals while maintaining airtights connection. Ideal for pool owners maintaining for sand filtrations systems, DIYer enthusiasts seek to repair pumps housings, leaf traps, and sediment valves without replacing entire unit. Restores great functionality to aging pool equipment during seasonal maintenance, emergency hose connection repairs, or motor vibration induced seal wear scenario. Includes critical replacement parts (11228, 11412 L Shape gaskets + valves seals) that pair with original specifications, enabling quick filter pumps rehabilitation without professional assistance. Specifications: Component: Plastic + Rubber Color: As pictures shown. Size: As pictures shown. Package Includes: 1 set Sand Filter Pumps Seal Gasket Replacement note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.