General description The AlwaysH 8pcs Swimming Pool Plug set is designed as a universal replacement for filter hole plugs in surface swimming pools. This set is suitable for pump models with a capacity of 530 GPH or lower, ensuring effective sealing and preventing water drainage during maintenance. Technical specifications Quantity: 8 pieces Material: Durable plastic Compatible hose diameter: 1.25 inches Usage Prevents the filter pump from draining while cleaning the pump filter element or replacing it. Other information Package includes a replacement kit for household swimming pool wall outlets. Note: Manual measurements may have a 1-3 cm error margin. Color may vary due to lighting and display differences.