Description: 【Efficient Pre Filtration】: This Aquarium Filter acts as a first line of defense, keeps your primary filter cleaner for longer and improves overall water quality 【Sturdy and Leak Proof Design】: Built from PP and nylon, this filter is made to last. It features a transparent housing so you can easily see when it's time to clean. A silicone sealing ring ensures a watertight, reliable connection, giving you peace of mind against leaks 【Easy Installation andCompatibility】: Seamlessly integrate this filter into your system. It comes with standard G1/2" (approx. 20mm) threads, featuring a male (external) and a female (internal) connection for versatile plumbing options. It's ideal for in line installation on pipes for large aquariums and pond 【Compact and Versatile Application】: Measuring just 4.02inchx10.63inch, this filter provides powerful filtration without taking up valuable space. It is an ideal upgrade for a variety of setups, including large freshwater fish tanks, turtle tanks, and small pond circulation systems 【Complete Ready to Install Kit】: Everything you need is in the box. Your purchase includes a pre-filter unit, a roll of PTFE sealing tape to ensure a perfect seal, and a custom wrench that makes opening the housing for installation and cleaning quick and effortless   Specification: 10.2cmx27cm/4.02inchx10.63inch Size Chart:Filter fine particles and flocs larger than 2 mm in water Package Includes: 1 Fish Tank Filter (1/2 Inch/0.5 Inch) 1 Tape 1 Wrench Note: Please allow slightly errors 1-2cm differences due to manual measurement.