Durable and good sealing: durable and good sealing: this swimming pool filter cover is made of high quality plastic, the filter cover is made of high quality plastic, with smooth surface, good sealing, high reliability and long life. Item Dimensions (L x W x H): 5.8 x 3.9 x 2.9 cm, please measure before purchasing. If you have any questions, do not hesitate to contact us. we will do our best to help you. Sufficient quantity: you will receive 10 replacement pool filter pumps, they are more stable to meet your needs and replacements, compatible with certain brands of swimming pools.< /p> Range: Pool drain plugs are compatible with certain pools that do not have a plunger valve, including models 28270, 28271, 28272, 28273, 26700, 26702 and more. Versatile : Suitable for pipes up to 2.9 cm in diameter. When cleaning the water pump filter element or replacing the filter pump, the plug can be used to effectively prevent drainage.