Tetra Crystal Filter Cartridge

You are purchasing a high quality 300l/h Aquarium Internal Filter suitable for use in aquariums up to 60 litres in size. Our internal filters come complete with a spray bar attachment, along with a venturi, to facilitate additional aeration within the aquarium. Complete with foam sponge for Mechanical and Biological filter media. There is a flow limiter on the front of the filter to allow the flow rate to be slowed if required depending on application.

5 x Replacement Compatible Biorb Filter Service Kit Simply remove old media from your filter, retaining the plastic housing, and insert our media replacements, followed by the foam ring. This kit contains 5 x foam rings, and 5 x sachets of Carbon/Zeolite Mix.