Aqua One's excellent range of Rio Powerheads starts with the small but quite powerful Rio 4HF with an output of 990 litres per hour. Ideal for water circulation, with adjustable angled outlet and supplied with a full 3 year warranty.
The second model up in Aqua One's popular Rio Powerhead range is the extremely capable Rio 6HF with an output of 1330 litres per hour. Ideal for water circulation, with adjustable angled outlet and supplied with a full 3 year warranty.
Aqua One's superb Rio 8HF has an output of 2090 litres per hour and is ideal for water circulation in any mid to large sized aquarium setup. It can be used with other similar circulation pumps. Supplied with a full 3 year warranty.