【Keep swimming water clean】This floor drain can effectively drain swimming pool water and keep unwanted objects out of the drain, effectively prevent clogging and keep the swimming pool clean and tidy; a good accessory for swimming pool 【Quick drainage】 This swimming pool floor drain has a wide range of drainage depth and diameter, the bathroom floor drain can perfectly adapt to the opening of your swimming pool; designed with excellent drainage technology and uniform grid design to help you drain quickly 【Easy to install】 The bottom diameter of the pool floor drain is about 21cm, easy to install without complicated tools; can directly replace damaged or broken floor drains