Back Rena Aquarium Filters Triple filtration Powerful flow from the venturi spout. Easy to install and maintain swivelling heads and suction pads on most models. Adjustable flow Reduced maintenance frequency Can be used in fresh and saltwater.   For rena spares click this text link   Rena Filstar Internal Filters A range of four internal electric power filters to suit all sizes of aquariums. All models have an air venturi system and adjustable output, whilst the Filstar 3 & 4 have additional carbon, double canister and adjustable head.       RENA I1 Filstar  mini filter  £13.95 Rena Filstar i1 Aquarium Volume 10 - 50 litres . Airflow 300 litres an hour . Power 4.5w . Dimensions 117mm x 47mm x 43mm     Rena Filstar IV1    £19.99 Rena Filstar iV1 Aquarium Volume 10 - 50 litres . Airflow 220 litres an hour . Power 5w . Dimensions 145mm x 50mm x 100mm   Rena Filstar IV2    £22.99  Rena Filstar iV2 Aquarium Volume 45 - 75 litres . Airflow 300 litres an hour . Power 5w . Dimensions 180mm x 50mm x 100mm     Rena Filstar   IV3    £29.99   Rena Filstar iV3 Aquarium Volume 50 - 150 litres . Airflow 500 litres an hour . Power 7w . Dimensions 195mm x 70mm x 150mm . With adjustable head and adjustable suction cups   Rena Filstar  IV4    £37.99  Rena Filstar iV4 Aquarium Volume 75 - 200 litres . Airflow 600 litres an hour . Power 7w . Dimensions 255mm x 70mm x 150mm . With adjustable head and adjustable suction cups.     click on picture for more information    Filstar 1 Filstar 2 Filstar 3 Filstar 4 Dim. (mm) LxHxD 50x145x100 50x180x100 70x195x150 70x255x150 Aquarium size 10 - 50 l 1 ft 45 - 75 l 2 ft 50 - 150 l 3 ft 75 - 200 l 4 ft Outflow 220 l/h 50 Gph 300 l/h 70 Gph 500 l/h 110 Gph 600 l/h 130 Gph Consumption 5 w 5 w 7 w 7 w For rena spares click this text link