This plastic water tube is an indispensable part of any aquarium plumbing system, especially for tanks with bottom filtration. Its strong and sturdy plastic construction ensures a reliable connection for water drainage and circulation. Easy to install and integrate with other tank accessories, this rigid tubing helps maintain a clean and healthy environment for your fish tank, making it a must-have for any serious aquarium hobbyist. Features - Color: Dark Grey -Material:ABS - Size: 50.00X2.50X2.10cm/19.65X0.98X0.83in -Inner Diameter:21mm -Outer Diameter:25mm -Sturdy material: made from good and robust material, the fish tank rigid round tubing is built to last, providing reliable performance in both indoor and outdoor environments -Smooth interior surface: the inner wall of the pipe is smooth, reducing friction and allowing for efficient liquid flow, making it ideal for aquarium plumbing -UV resist: this pipe is designed to withstand direct sunlight, making it suitable for outdoor use without the risk of degradation -Versatile applications: good for use in fish tank plumbing, drainage systems, and various DIY projects, offering a wide range of applications -Easy installation: the installation process is simple and convenient; just measure, cut, and attach the pipe to your system, ensuring a tight and secure fit Package list: 3 round tube