Keep your fish tank clean and healthy with the Aquarium Air Pump from Interpet. This brilliant device is sure to make a reliable addition in any tank, keeping water clear and fresh and your fish happy. This compact design features a quiet and reliable pump that won't take up space in the tank, keeping your fish happy. There is a powerful output and unique carbon air filters, giving your fish the nutrients they need. It is ideal for filters ornaments and air walls. For aquariums up to 46cm (18" long). Air flow of 100 litres/ hour and pressure (mbar) of 0.10.