This plastic float valve is designed to efficiently control water levels in aquariums, tanks, and ponds. Its compact structure and float make it ideal for maintaining optimal water levels in various settings. Features -Color:White -Material:Plastic -Size:14.00X4.50X4.50cm/5.50X1.77X1.77in -Inner diameter: 9.05mm; outside diameter: 15.2mm -Float valve: responds swiftly to water level changes, ensuring automatic control and preventing overflow for a easy aquarium experience -Float valve for water tank: designed for various aquarium types, including planted tanks and saltwater tanks, offering flexibility for diverse aquatic setups -Plastic material: made from plastic, resistant to different water conditions, ensuring performance and reduced maintenance needs -Easy installation and removal: features a user-friendly design that allows quick setup and cleaning without requiring special tools, enhancing convenience -Stable water level control: precision-engineered float valve maintains consistent water levels, creating a stable environment Package list: 12 x valve