Improve pool cleaning efficiency: Replace your old vacuum plate and the flat adapter elbow with this replacement kit designed for pool cleaning tools. It enhances the efficiency of your cleaning process with ease. Wide compatibility: Compatible with models 8939, 8939G, 8939A, 8939AG, 8940, 8940G, and offers seamless compatibility with a wide range of pool skimmers. Easy connection: The vacuum elbow accommodates vacuum hoses with diameters of 2.5–35.6 cm and 2.5–30.5 cm, enabling a smooth connection to your existing pool cleaning devices. Use scenarios: - Replacing worn components on an older setup to restore suction and overall performance without replacing the entire system. - Switching between models or skimmers in homes with multiple pools or seasonal maintenance, while keeping common tools. - Connecting to hoses of different sizes for flexible configuration with your current pool cleaning equipment.