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. For aquariums up to 120cm (48" long) OR 2 x 18" Airwall. Air flow of 2 x 180 litres/ hour and pressure (mbar) of 0.19.