Internal skimmer for aquariums up to 400 litres (c. 100 gal) The Aqua Medic Turboflotor I 400 is a compact skimmer with a rectangular cross section that is designed to fit inside an aquarium. By fitting the extension kit (included) it can be used with stress bars up to 4 cm wide. It can either be fixed with silicone adhesive to the aquarium glass or mounted on its optional feet (included). The skimmer is driven by the powerful AQ 1200 pump, with a power uptake of only 12 W, fitted with the patented Aqua Medic Needle Wheel producing a dry, concentrated foam. The foam production can be adjusted by moving the foam cup up or down. Dimensions (l x w x h): without feet: 22.5 x 10 x 38cm (c. 8.83in x 3.93in x 14.92in) with extension kit: 28 x 15 x 38 cm (c. 11in x 5.89in x 14.92in)