Betta Fish Tank Internal Filter 600L/h Aquariums up to 100L Zeolite and an unchecked build up

and an unchecked build up of nitrate in your fish tank will only fuel the algae growth in your aquarium

Dip an Oase test strip for 1 second into the pond water that requires testing

prevent stress

UV On/Off light indicator on top of casing

5") tall design - easily fits under most aquariums

Betta Fish Tank Internal Filter 600L/h Aquariums up to 100L Zeolite and an unchecked build upBetta Fish Tank Internal Filter 600L h Aquariums up to 100L The Betta aquarium internal filter range is perfect for small to medium sized aquariums and combines a functional design with mechanical filtration. Fully submersible, the filter is easy to maintain with easy access to the foam filter media for cleaning. Supplied with air intake diffuser to create bubbles and increase oxygen level of returning water promoting improved fish health. Fully