Putting size into practice: JUWEL RIO 450 Big ideas need room – with its capacity of 450 litres, the RIO 450 has that in spades. 50 cm wide, standing 66 cm tall and with four-lamp lighting, the RIO 450 is the largest aquarium in the RIO range. Large fish and even the most demanding of marine species will be right at home in the RIO 450. The safety base frame ensures especially safe positioning and allows you to set up your aquarium easily, with no need for special supports. Painstaking workmanship from Germany, top-quality materials and perfectly tuned technology guarantee the very best of quality and safety, meaning a long service life for your RIO 450.Choose between black, dark brown and beech.